[python-pdal] 02/07: Imported Upstream version 1.3.0+ds

Bas Couwenberg sebastic at debian.org
Mon Aug 29 19:30:35 UTC 2016


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sebastic pushed a commit to branch master
in repository python-pdal.

commit d93b8d19ccb43ceed9de8e670f4dde7927e1ce6b
Author: Bas Couwenberg <sebastic at xs4all.nl>
Date:   Mon Aug 29 19:53:57 2016 +0200

    Imported Upstream version 1.3.0+ds
---
 PKG-INFO               |    2 +-
 VERSION.txt            |    2 +-
 pdal/Pipeline.cpp      |    8 +-
 pdal/Pipeline.hpp      |    4 +-
 pdal/__init__.py       |    2 +-
 pdal/libpdalpython.cpp | 3091 +++++++++++++++++++++++++++---------------------
 pdal/libpdalpython.pyx |   12 +-
 setup.py               |   18 +
 test/test_libpdal.py   |   43 +-
 9 files changed, 1824 insertions(+), 1358 deletions(-)

diff --git a/PKG-INFO b/PKG-INFO
index 6bff7db..34a9308 100644
--- a/PKG-INFO
+++ b/PKG-INFO
@@ -1,6 +1,6 @@
 Metadata-Version: 1.1
 Name: PDAL
-Version: 1.2.0
+Version: 1.3.0
 Summary: Point cloud data processing
 Home-page: http://pdal.io
 Author: Howard Butler
diff --git a/VERSION.txt b/VERSION.txt
index 867e524..589268e 100644
--- a/VERSION.txt
+++ b/VERSION.txt
@@ -1 +1 @@
-1.2.0
\ No newline at end of file
+1.3.0
\ No newline at end of file
diff --git a/pdal/Pipeline.cpp b/pdal/Pipeline.cpp
index 59cb59e..b18e6ee 100644
--- a/pdal/Pipeline.cpp
+++ b/pdal/Pipeline.cpp
@@ -9,8 +9,8 @@
 namespace libpdalpython
 {
 
-Pipeline::Pipeline(std::string const& xml)
-    : m_xml(xml)
+Pipeline::Pipeline(std::string const& json)
+    : m_json(json)
     , m_schema("")
     , m_manager(-1)
 {
@@ -26,7 +26,7 @@ Pipeline::Pipeline(std::string const& xml)
 void Pipeline::execute()
 {
     std::stringstream strm;
-    strm << m_xml;
+    strm << m_json;
     m_manager.readPipeline(strm);
     m_manager.execute();
 #ifdef PDAL_HAVE_LIBXML2
@@ -37,7 +37,7 @@ void Pipeline::execute()
     strm.str("");
     pdal::PipelineWriter::writePipeline(m_manager.getStage(), strm);
 
-    m_xml = strm.str();
+    m_json = strm.str();
 
 }
 
diff --git a/pdal/Pipeline.hpp b/pdal/Pipeline.hpp
index c5f057c..f832ad1 100644
--- a/pdal/Pipeline.hpp
+++ b/pdal/Pipeline.hpp
@@ -25,12 +25,12 @@ public:
     ~Pipeline(){};
 
     void execute();
-    inline const char* getXML() const { return m_xml.c_str(); }
+    inline const char* getJSON() const { return m_json.c_str(); }
     inline const char* getSchema() const { return m_schema.c_str(); }
     std::vector<PArray> getArrays() const;
 
 private:
-    std::string m_xml;
+    std::string m_json;
     std::string m_schema;
     pdal::PipelineManager m_manager; // no progress reporting
 
diff --git a/pdal/__init__.py b/pdal/__init__.py
index 5c38193..29739b3 100644
--- a/pdal/__init__.py
+++ b/pdal/__init__.py
@@ -1 +1 @@
-__version__='1.2.0'
+__version__='1.3.0'
diff --git a/pdal/libpdalpython.cpp b/pdal/libpdalpython.cpp
index d119a85..ed7b276 100644
--- a/pdal/libpdalpython.cpp
+++ b/pdal/libpdalpython.cpp
@@ -1,28 +1,49 @@
-/* Generated by Cython 0.20.1 on Sat Apr  2 16:51:41 2016 */
+/* Generated by Cython 0.24.1 */
+
+/* BEGIN: Cython Metadata
+{
+    "distutils": {
+        "depends": [
+            "/Users/hobu/pdal-build/include/pdal/plang/Array.hpp",
+            "/usr/local/lib/python3.5/site-packages/numpy/core/include/numpy/arrayobject.h",
+            "/usr/local/lib/python3.5/site-packages/numpy/core/include/numpy/ufuncobject.h",
+            "pdal/Pipeline.hpp"
+        ],
+        "extra_compile_args": [
+            "-std=c++11"
+        ],
+        "include_dirs": [
+            "/Users/hobu/pdal-build/include",
+            "/usr/local/Cellar/gdal/1.11.3_1/include",
+            "/usr/local/Cellar/libxml2/2.9.4/include/libxml2",
+            "/usr/local/include",
+            "/usr/local/include",
+            "/usr/local/lib/python3.5/site-packages/numpy/core/include"
+        ],
+        "language": "c++",
+        "libraries": [
+            "pdalcpp",
+            "pdal_plang"
+        ],
+        "library_dirs": [
+            "/Users/hobu/pdal-build/lib"
+        ]
+    },
+    "module_name": "pdal.libpdalpython"
+}
+END: Cython Metadata */
 
 #define PY_SSIZE_T_CLEAN
-#ifndef CYTHON_USE_PYLONG_INTERNALS
-#ifdef PYLONG_BITS_IN_DIGIT
-#define CYTHON_USE_PYLONG_INTERNALS 0
-#else
-#include "pyconfig.h"
-#ifdef PYLONG_BITS_IN_DIGIT
-#define CYTHON_USE_PYLONG_INTERNALS 1
-#else
-#define CYTHON_USE_PYLONG_INTERNALS 0
-#endif
-#endif
-#endif
 #include "Python.h"
 #ifndef Py_PYTHON_H
     #error Python headers needed to compile C extensions, please install development version of Python.
-#elif PY_VERSION_HEX < 0x02040000
-    #error Cython requires Python 2.4+.
+#elif PY_VERSION_HEX < 0x02060000 || (0x03000000 <= PY_VERSION_HEX && PY_VERSION_HEX < 0x03020000)
+    #error Cython requires Python 2.6+ or Python 3.2+.
 #else
-#define CYTHON_ABI "0_20_1"
-#include <stddef.h> /* For offsetof */
+#define CYTHON_ABI "0_24_1"
+#include <stddef.h>
 #ifndef offsetof
-#define offsetof(type, member) ( (size_t) & ((type*)0) -> member )
+  #define offsetof(type, member) ( (size_t) & ((type*)0) -> member )
 #endif
 #if !defined(WIN32) && !defined(MS_WINDOWS)
   #ifndef __stdcall
@@ -48,110 +69,59 @@
   #define Py_HUGE_VAL HUGE_VAL
 #endif
 #ifdef PYPY_VERSION
-#define CYTHON_COMPILING_IN_PYPY 1
-#define CYTHON_COMPILING_IN_CPYTHON 0
+  #define CYTHON_COMPILING_IN_PYPY 1
+  #define CYTHON_COMPILING_IN_CPYTHON 0
 #else
-#define CYTHON_COMPILING_IN_PYPY 0
-#define CYTHON_COMPILING_IN_CPYTHON 1
+  #define CYTHON_COMPILING_IN_PYPY 0
+  #define CYTHON_COMPILING_IN_CPYTHON 1
 #endif
-#if CYTHON_COMPILING_IN_PYPY
-#define Py_OptimizeFlag 0
+#if !defined(CYTHON_USE_PYLONG_INTERNALS) && CYTHON_COMPILING_IN_CPYTHON && PY_VERSION_HEX >= 0x02070000
+  #define CYTHON_USE_PYLONG_INTERNALS 1
 #endif
-#if PY_VERSION_HEX < 0x02050000
-  typedef int Py_ssize_t;
-  #define PY_SSIZE_T_MAX INT_MAX
-  #define PY_SSIZE_T_MIN INT_MIN
-  #define PY_FORMAT_SIZE_T ""
-  #define CYTHON_FORMAT_SSIZE_T ""
-  #define PyInt_FromSsize_t(z) PyInt_FromLong(z)
-  #define PyInt_AsSsize_t(o)   __Pyx_PyInt_As_int(o)
-  #define PyNumber_Index(o)    ((PyNumber_Check(o) && !PyFloat_Check(o)) ? PyNumber_Int(o) : \
-                                (PyErr_Format(PyExc_TypeError, \
-                                              "expected index value, got %.200s", Py_TYPE(o)->tp_name), \
-                                 (PyObject*)0))
-  #define __Pyx_PyIndex_Check(o) (PyNumber_Check(o) && !PyFloat_Check(o) && \
-                                  !PyComplex_Check(o))
-  #define PyIndex_Check __Pyx_PyIndex_Check
-  #define PyErr_WarnEx(category, message, stacklevel) PyErr_Warn(category, message)
-  #define __PYX_BUILD_PY_SSIZE_T "i"
-#else
-  #define __PYX_BUILD_PY_SSIZE_T "n"
-  #define CYTHON_FORMAT_SSIZE_T "z"
-  #define __Pyx_PyIndex_Check PyIndex_Check
+#if CYTHON_USE_PYLONG_INTERNALS
+  #include "longintrepr.h"
+  #undef SHIFT
+  #undef BASE
+  #undef MASK
 #endif
-#if PY_VERSION_HEX < 0x02060000
-  #define Py_REFCNT(ob) (((PyObject*)(ob))->ob_refcnt)
-  #define Py_TYPE(ob)   (((PyObject*)(ob))->ob_type)
-  #define Py_SIZE(ob)   (((PyVarObject*)(ob))->ob_size)
-  #define PyVarObject_HEAD_INIT(type, size) \
-          PyObject_HEAD_INIT(type) size,
-  #define PyType_Modified(t)
-  typedef struct {
-     void *buf;
-     PyObject *obj;
-     Py_ssize_t len;
-     Py_ssize_t itemsize;
-     int readonly;
-     int ndim;
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-     Py_ssize_t *shape;
-     Py_ssize_t *strides;
-     Py_ssize_t *suboffsets;
-     void *internal;
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-  #define PyBUF_WRITABLE 0x0001
-  #define PyBUF_FORMAT 0x0004
-  #define PyBUF_ND 0x0008
-  #define PyBUF_STRIDES (0x0010 | PyBUF_ND)
-  #define PyBUF_C_CONTIGUOUS (0x0020 | PyBUF_STRIDES)
-  #define PyBUF_F_CONTIGUOUS (0x0040 | PyBUF_STRIDES)
-  #define PyBUF_ANY_CONTIGUOUS (0x0080 | PyBUF_STRIDES)
-  #define PyBUF_INDIRECT (0x0100 | PyBUF_STRIDES)
-  #define PyBUF_RECORDS (PyBUF_STRIDES | PyBUF_FORMAT | PyBUF_WRITABLE)
-  #define PyBUF_FULL (PyBUF_INDIRECT | PyBUF_FORMAT | PyBUF_WRITABLE)
-  typedef int (*getbufferproc)(PyObject *, Py_buffer *, int);
-  typedef void (*releasebufferproc)(PyObject *, Py_buffer *);
+#if CYTHON_COMPILING_IN_PYPY && PY_VERSION_HEX < 0x02070600 && !defined(Py_OptimizeFlag)
+  #define Py_OptimizeFlag 0
 #endif
+#define __PYX_BUILD_PY_SSIZE_T "n"
+#define CYTHON_FORMAT_SSIZE_T "z"
 #if PY_MAJOR_VERSION < 3
   #define __Pyx_BUILTIN_MODULE_NAME "__builtin__"
-  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos) \
+  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)\
           PyCode_New(a+k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
   #define __Pyx_DefaultClassType PyClass_Type
 #else
   #define __Pyx_BUILTIN_MODULE_NAME "builtins"
-  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos) \
+  #define __Pyx_PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)\
           PyCode_New(a, k, l, s, f, code, c, n, v, fv, cell, fn, name, fline, lnos)
   #define __Pyx_DefaultClassType PyType_Type
 #endif
-#if PY_VERSION_HEX < 0x02060000
-  #define PyUnicode_FromString(s) PyUnicode_Decode(s, strlen(s), "UTF-8", "strict")
-#endif
-#if PY_MAJOR_VERSION >= 3
+#ifndef Py_TPFLAGS_CHECKTYPES
   #define Py_TPFLAGS_CHECKTYPES 0
+#endif
+#ifndef Py_TPFLAGS_HAVE_INDEX
   #define Py_TPFLAGS_HAVE_INDEX 0
 #endif
-#if (PY_VERSION_HEX < 0x02060000) || (PY_MAJOR_VERSION >= 3)
+#ifndef Py_TPFLAGS_HAVE_NEWBUFFER
   #define Py_TPFLAGS_HAVE_NEWBUFFER 0
 #endif
-#if PY_VERSION_HEX < 0x02060000
-  #define Py_TPFLAGS_HAVE_VERSION_TAG 0
-#endif
-#if PY_VERSION_HEX < 0x02060000 && !defined(Py_TPFLAGS_IS_ABSTRACT)
-  #define Py_TPFLAGS_IS_ABSTRACT 0
-#endif
-#if PY_VERSION_HEX < 0x030400a1 && !defined(Py_TPFLAGS_HAVE_FINALIZE)
+#ifndef Py_TPFLAGS_HAVE_FINALIZE
   #define Py_TPFLAGS_HAVE_FINALIZE 0
 #endif
 #if PY_VERSION_HEX > 0x03030000 && defined(PyUnicode_KIND)
   #define CYTHON_PEP393_ENABLED 1
-  #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ? \
+  #define __Pyx_PyUnicode_READY(op)       (likely(PyUnicode_IS_READY(op)) ?\
                                               0 : _PyUnicode_Ready((PyObject *)(op)))
   #define __Pyx_PyUnicode_GET_LENGTH(u)   PyUnicode_GET_LENGTH(u)
   #define __Pyx_PyUnicode_READ_CHAR(u, i) PyUnicode_READ_CHAR(u, i)
   #define __Pyx_PyUnicode_KIND(u)         PyUnicode_KIND(u)
   #define __Pyx_PyUnicode_DATA(u)         PyUnicode_DATA(u)
   #define __Pyx_PyUnicode_READ(k, d, i)   PyUnicode_READ(k, d, i)
+  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != (likely(PyUnicode_IS_READY(u)) ? PyUnicode_GET_LENGTH(u) : PyUnicode_GET_SIZE(u)))
 #else
   #define CYTHON_PEP393_ENABLED 0
   #define __Pyx_PyUnicode_READY(op)       (0)
@@ -160,22 +130,40 @@
   #define __Pyx_PyUnicode_KIND(u)         (sizeof(Py_UNICODE))
   #define __Pyx_PyUnicode_DATA(u)         ((void*)PyUnicode_AS_UNICODE(u))
   #define __Pyx_PyUnicode_READ(k, d, i)   ((void)(k), (Py_UCS4)(((Py_UNICODE*)d)[i]))
+  #define __Pyx_PyUnicode_IS_TRUE(u)      (0 != PyUnicode_GET_SIZE(u))
 #endif
 #if CYTHON_COMPILING_IN_PYPY
   #define __Pyx_PyUnicode_Concat(a, b)      PyNumber_Add(a, b)
   #define __Pyx_PyUnicode_ConcatSafe(a, b)  PyNumber_Add(a, b)
 #else
   #define __Pyx_PyUnicode_Concat(a, b)      PyUnicode_Concat(a, b)
-  #define __Pyx_PyUnicode_ConcatSafe(a, b)  ((unlikely((a) == Py_None) || unlikely((b) == Py_None)) ? \
+  #define __Pyx_PyUnicode_ConcatSafe(a, b)  ((unlikely((a) == Py_None) || unlikely((b) == Py_None)) ?\
       PyNumber_Add(a, b) : __Pyx_PyUnicode_Concat(a, b))
 #endif
-#define __Pyx_PyString_FormatSafe(a, b)  ((unlikely((a) == Py_None)) ? PyNumber_Remainder(a, b) : __Pyx_PyString_Format(a, b))
+#if CYTHON_COMPILING_IN_PYPY && !defined(PyUnicode_Contains)
+  #define PyUnicode_Contains(u, s)  PySequence_Contains(u, s)
+#endif
+#if CYTHON_COMPILING_IN_PYPY && !defined(PyByteArray_Check)
+  #define PyByteArray_Check(obj)  PyObject_TypeCheck(obj, &PyByteArray_Type)
+#endif
+#if CYTHON_COMPILING_IN_PYPY && !defined(PyObject_Format)
+  #define PyObject_Format(obj, fmt)  PyObject_CallMethod(obj, "__format__", "O", fmt)
+#endif
+#if CYTHON_COMPILING_IN_PYPY && !defined(PyObject_Malloc)
+  #define PyObject_Malloc(s)   PyMem_Malloc(s)
+  #define PyObject_Free(p)     PyMem_Free(p)
+  #define PyObject_Realloc(p)  PyMem_Realloc(p)
+#endif
+#define __Pyx_PyString_FormatSafe(a, b)   ((unlikely((a) == Py_None)) ? PyNumber_Remainder(a, b) : __Pyx_PyString_Format(a, b))
 #define __Pyx_PyUnicode_FormatSafe(a, b)  ((unlikely((a) == Py_None)) ? PyNumber_Remainder(a, b) : PyUnicode_Format(a, b))
 #if PY_MAJOR_VERSION >= 3
   #define __Pyx_PyString_Format(a, b)  PyUnicode_Format(a, b)
 #else
   #define __Pyx_PyString_Format(a, b)  PyString_Format(a, b)
 #endif
+#if PY_MAJOR_VERSION < 3 && !defined(PyObject_ASCII)
+  #define PyObject_ASCII(o)            PyObject_Repr(o)
+#endif
 #if PY_MAJOR_VERSION >= 3
   #define PyBaseString_Type            PyUnicode_Type
   #define PyStringObject               PyUnicodeObject
@@ -183,36 +171,13 @@
   #define PyString_Check               PyUnicode_Check
   #define PyString_CheckExact          PyUnicode_CheckExact
 #endif
-#if PY_VERSION_HEX < 0x02060000
-  #define PyBytesObject                PyStringObject
-  #define PyBytes_Type                 PyString_Type
-  #define PyBytes_Check                PyString_Check
-  #define PyBytes_CheckExact           PyString_CheckExact
-  #define PyBytes_FromString           PyString_FromString
-  #define PyBytes_FromStringAndSize    PyString_FromStringAndSize
-  #define PyBytes_FromFormat           PyString_FromFormat
-  #define PyBytes_DecodeEscape         PyString_DecodeEscape
-  #define PyBytes_AsString             PyString_AsString
-  #define PyBytes_AsStringAndSize      PyString_AsStringAndSize
-  #define PyBytes_Size                 PyString_Size
-  #define PyBytes_AS_STRING            PyString_AS_STRING
-  #define PyBytes_GET_SIZE             PyString_GET_SIZE
-  #define PyBytes_Repr                 PyString_Repr
-  #define PyBytes_Concat               PyString_Concat
-  #define PyBytes_ConcatAndDel         PyString_ConcatAndDel
-#endif
 #if PY_MAJOR_VERSION >= 3
   #define __Pyx_PyBaseString_Check(obj) PyUnicode_Check(obj)
   #define __Pyx_PyBaseString_CheckExact(obj) PyUnicode_CheckExact(obj)
 #else
-  #define __Pyx_PyBaseString_Check(obj) (PyString_CheckExact(obj) || PyUnicode_CheckExact(obj) || \
-                                         PyString_Check(obj) || PyUnicode_Check(obj))
+  #define __Pyx_PyBaseString_Check(obj) (PyString_Check(obj) || PyUnicode_Check(obj))
   #define __Pyx_PyBaseString_CheckExact(obj) (PyString_CheckExact(obj) || PyUnicode_CheckExact(obj))
 #endif
-#if PY_VERSION_HEX < 0x02060000
-  #define PySet_Check(obj)             PyObject_TypeCheck(obj, &PySet_Type)
-  #define PyFrozenSet_Check(obj)       PyObject_TypeCheck(obj, &PyFrozenSet_Type)
-#endif
 #ifndef PySet_CheckExact
   #define PySet_CheckExact(obj)        (Py_TYPE(obj) == &PySet_Type)
 #endif
@@ -237,6 +202,11 @@
 #if PY_MAJOR_VERSION >= 3
   #define PyBoolObject                 PyLongObject
 #endif
+#if PY_MAJOR_VERSION >= 3 && CYTHON_COMPILING_IN_PYPY
+  #ifndef PyUnicode_InternFromString
+    #define PyUnicode_InternFromString(s) PyUnicode_FromString(s)
+  #endif
+#endif
 #if PY_VERSION_HEX < 0x030200A4
   typedef long Py_hash_t;
   #define __Pyx_PyInt_FromHash_t PyInt_FromLong
@@ -245,53 +215,23 @@
   #define __Pyx_PyInt_FromHash_t PyInt_FromSsize_t
   #define __Pyx_PyInt_AsHash_t   PyInt_AsSsize_t
 #endif
-#if (PY_MAJOR_VERSION < 3) || (PY_VERSION_HEX >= 0x03010300)
-  #define __Pyx_PySequence_GetSlice(obj, a, b) PySequence_GetSlice(obj, a, b)
-  #define __Pyx_PySequence_SetSlice(obj, a, b, value) PySequence_SetSlice(obj, a, b, value)
-  #define __Pyx_PySequence_DelSlice(obj, a, b) PySequence_DelSlice(obj, a, b)
-#else
-  #define __Pyx_PySequence_GetSlice(obj, a, b) (unlikely(!(obj)) ? \
-        (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), (PyObject*)0) : \
-        (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_GetSlice(obj, a, b)) : \
-            (PyErr_Format(PyExc_TypeError, "'%.200s' object is unsliceable", (obj)->ob_type->tp_name), (PyObject*)0)))
-  #define __Pyx_PySequence_SetSlice(obj, a, b, value) (unlikely(!(obj)) ? \
-        (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), -1) : \
-        (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_SetSlice(obj, a, b, value)) : \
-            (PyErr_Format(PyExc_TypeError, "'%.200s' object doesn't support slice assignment", (obj)->ob_type->tp_name), -1)))
-  #define __Pyx_PySequence_DelSlice(obj, a, b) (unlikely(!(obj)) ? \
-        (PyErr_SetString(PyExc_SystemError, "null argument to internal routine"), -1) : \
-        (likely((obj)->ob_type->tp_as_mapping) ? (PySequence_DelSlice(obj, a, b)) : \
-            (PyErr_Format(PyExc_TypeError, "'%.200s' object doesn't support slice deletion", (obj)->ob_type->tp_name), -1)))
-#endif
 #if PY_MAJOR_VERSION >= 3
-  #define PyMethod_New(func, self, klass) ((self) ? PyMethod_New(func, self) : PyInstanceMethod_New(func))
-#endif
-#if PY_VERSION_HEX < 0x02050000
-  #define __Pyx_GetAttrString(o,n)   PyObject_GetAttrString((o),((char *)(n)))
-  #define __Pyx_SetAttrString(o,n,a) PyObject_SetAttrString((o),((char *)(n)),(a))
-  #define __Pyx_DelAttrString(o,n)   PyObject_DelAttrString((o),((char *)(n)))
+  #define __Pyx_PyMethod_New(func, self, klass) ((self) ? PyMethod_New(func, self) : PyInstanceMethod_New(func))
 #else
-  #define __Pyx_GetAttrString(o,n)   PyObject_GetAttrString((o),(n))
-  #define __Pyx_SetAttrString(o,n,a) PyObject_SetAttrString((o),(n),(a))
-  #define __Pyx_DelAttrString(o,n)   PyObject_DelAttrString((o),(n))
+  #define __Pyx_PyMethod_New(func, self, klass) PyMethod_New(func, self, klass)
 #endif
-#if PY_VERSION_HEX < 0x02050000
-  #define __Pyx_NAMESTR(n) ((char *)(n))
-  #define __Pyx_DOCSTR(n)  ((char *)(n))
+#if PY_VERSION_HEX >= 0x030500B1
+#define __Pyx_PyAsyncMethodsStruct PyAsyncMethods
+#define __Pyx_PyType_AsAsync(obj) (Py_TYPE(obj)->tp_as_async)
+#elif CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
+typedef struct {
+    unaryfunc am_await;
+    unaryfunc am_aiter;
+    unaryfunc am_anext;
+} __Pyx_PyAsyncMethodsStruct;
+#define __Pyx_PyType_AsAsync(obj) ((__Pyx_PyAsyncMethodsStruct*) (Py_TYPE(obj)->tp_reserved))
 #else
-  #define __Pyx_NAMESTR(n) (n)
-  #define __Pyx_DOCSTR(n)  (n)
-#endif
-#ifndef CYTHON_INLINE
-  #if defined(__GNUC__)
-    #define CYTHON_INLINE __inline__
-  #elif defined(_MSC_VER)
-    #define CYTHON_INLINE __inline
-  #elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
-    #define CYTHON_INLINE inline
-  #else
-    #define CYTHON_INLINE
-  #endif
+#define __Pyx_PyType_AsAsync(obj) NULL
 #endif
 #ifndef CYTHON_RESTRICT
   #if defined(__GNUC__)
@@ -304,20 +244,54 @@
     #define CYTHON_RESTRICT
   #endif
 #endif
+#define __Pyx_void_to_None(void_result) ((void)(void_result), Py_INCREF(Py_None), Py_None)
+
+#ifndef __cplusplus
+  #error "Cython files generated with the C++ option must be compiled with a C++ compiler."
+#endif
+#ifndef CYTHON_INLINE
+  #define CYTHON_INLINE inline
+#endif
+template<typename T>
+void __Pyx_call_destructor(T& x) {
+    x.~T();
+}
+template<typename T>
+class __Pyx_FakeReference {
+  public:
+    __Pyx_FakeReference() : ptr(NULL) { }
+    __Pyx_FakeReference(const T& ref) : ptr(const_cast<T*>(&ref)) { }
+    T *operator->() { return ptr; }
+    operator T&() { return *ptr; }
+  private:
+    T *ptr;
+};
+
+#if defined(WIN32) || defined(MS_WINDOWS)
+  #define _USE_MATH_DEFINES
+#endif
+#include <math.h>
 #ifdef NAN
 #define __PYX_NAN() ((float) NAN)
 #else
 static CYTHON_INLINE float __PYX_NAN() {
-  /* Initialize NaN. The sign is irrelevant, an exponent with all bits 1 and
-   a nonzero mantissa means NaN. If the first bit in the mantissa is 1, it is
-   a quiet NaN. */
   float value;
   memset(&value, 0xFF, sizeof(value));
   return value;
 }
 #endif
+#if defined(__CYGWIN__) && defined(_LDBL_EQ_DBL)
+#define __Pyx_truncl trunc
+#else
+#define __Pyx_truncl truncl
+#endif
 
 
+#define __PYX_ERR(f_index, lineno, Ln_error) \
+{ \
+  __pyx_filename = __pyx_f[f_index]; __pyx_lineno = lineno; __pyx_clineno = __LINE__; goto Ln_error; \
+}
+
 #if PY_MAJOR_VERSION >= 3
   #define __Pyx_PyNumber_Divide(x,y)         PyNumber_TrueDivide(x,y)
   #define __Pyx_PyNumber_InPlaceDivide(x,y)  PyNumber_InPlaceTrueDivide(x,y)
@@ -334,10 +308,6 @@ static CYTHON_INLINE float __PYX_NAN() {
   #endif
 #endif
 
-#if defined(WIN32) || defined(MS_WINDOWS)
-#define _USE_MATH_DEFINES
-#endif
-#include <math.h>
 #define __PYX_HAVE__pdal__libpdalpython
 #define __PYX_HAVE_API__pdal__libpdalpython
 #include <vector>
@@ -351,9 +321,9 @@ static CYTHON_INLINE float __PYX_NAN() {
 #include "stdlib.h"
 #include "numpy/arrayobject.h"
 #include "numpy/ufuncobject.h"
-#include "pythread.h"
 #include "pdal/plang/Array.hpp"
 #include "Pipeline.hpp"
+#include "pythread.h"
 #ifdef _OPENMP
 #include <omp.h>
 #endif /* _OPENMP */
@@ -375,31 +345,56 @@ static CYTHON_INLINE float __PYX_NAN() {
 #   define CYTHON_UNUSED
 # endif
 #endif
-typedef struct {PyObject **p; char *s; const Py_ssize_t n; const char* encoding;
-                const char is_unicode; const char is_str; const char intern; } __Pyx_StringTabEntry; /*proto*/
+#ifndef CYTHON_NCP_UNUSED
+# if CYTHON_COMPILING_IN_CPYTHON
+#  define CYTHON_NCP_UNUSED
+# else
+#  define CYTHON_NCP_UNUSED CYTHON_UNUSED
+# endif
+#endif
+typedef struct {PyObject **p; const char *s; const Py_ssize_t n; const char* encoding;
+                const char is_unicode; const char is_str; const char intern; } __Pyx_StringTabEntry;
 
 #define __PYX_DEFAULT_STRING_ENCODING_IS_ASCII 0
 #define __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT 0
 #define __PYX_DEFAULT_STRING_ENCODING ""
 #define __Pyx_PyObject_FromString __Pyx_PyBytes_FromString
 #define __Pyx_PyObject_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
-#define __Pyx_fits_Py_ssize_t(v, type, is_signed)  (    \
-    (sizeof(type) < sizeof(Py_ssize_t))  ||             \
-    (sizeof(type) > sizeof(Py_ssize_t) &&               \
-          likely(v < (type)PY_SSIZE_T_MAX ||            \
-                 v == (type)PY_SSIZE_T_MAX)  &&         \
-          (!is_signed || likely(v > (type)PY_SSIZE_T_MIN ||       \
-                                v == (type)PY_SSIZE_T_MIN)))  ||  \
-    (sizeof(type) == sizeof(Py_ssize_t) &&              \
-          (is_signed || likely(v < (type)PY_SSIZE_T_MAX ||        \
+#define __Pyx_uchar_cast(c) ((unsigned char)c)
+#define __Pyx_long_cast(x) ((long)x)
+#define __Pyx_fits_Py_ssize_t(v, type, is_signed)  (\
+    (sizeof(type) < sizeof(Py_ssize_t))  ||\
+    (sizeof(type) > sizeof(Py_ssize_t) &&\
+          likely(v < (type)PY_SSIZE_T_MAX ||\
+                 v == (type)PY_SSIZE_T_MAX)  &&\
+          (!is_signed || likely(v > (type)PY_SSIZE_T_MIN ||\
+                                v == (type)PY_SSIZE_T_MIN)))  ||\
+    (sizeof(type) == sizeof(Py_ssize_t) &&\
+          (is_signed || likely(v < (type)PY_SSIZE_T_MAX ||\
                                v == (type)PY_SSIZE_T_MAX)))  )
+#if defined (__cplusplus) && __cplusplus >= 201103L
+    #include <cstdlib>
+    #define __Pyx_sst_abs(value) std::abs(value)
+#elif SIZEOF_INT >= SIZEOF_SIZE_T
+    #define __Pyx_sst_abs(value) abs(value)
+#elif SIZEOF_LONG >= SIZEOF_SIZE_T
+    #define __Pyx_sst_abs(value) labs(value)
+#elif defined (_MSC_VER) && defined (_M_X64)
+    #define __Pyx_sst_abs(value) _abs64(value)
+#elif defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
+    #define __Pyx_sst_abs(value) llabs(value)
+#elif defined (__GNUC__)
+    #define __Pyx_sst_abs(value) __builtin_llabs(value)
+#else
+    #define __Pyx_sst_abs(value) ((value<0) ? -value : value)
+#endif
 static CYTHON_INLINE char* __Pyx_PyObject_AsString(PyObject*);
 static CYTHON_INLINE char* __Pyx_PyObject_AsStringAndSize(PyObject*, Py_ssize_t* length);
 #define __Pyx_PyByteArray_FromString(s) PyByteArray_FromStringAndSize((const char*)s, strlen((const char*)s))
 #define __Pyx_PyByteArray_FromStringAndSize(s, l) PyByteArray_FromStringAndSize((const char*)s, l)
 #define __Pyx_PyBytes_FromString        PyBytes_FromString
 #define __Pyx_PyBytes_FromStringAndSize PyBytes_FromStringAndSize
-static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(char*);
+static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char*);
 #if PY_MAJOR_VERSION < 3
     #define __Pyx_PyStr_FromString        __Pyx_PyBytes_FromString
     #define __Pyx_PyStr_FromStringAndSize __Pyx_PyBytes_FromStringAndSize
@@ -409,17 +404,17 @@ static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(char*);
 #endif
 #define __Pyx_PyObject_AsSString(s)    ((signed char*) __Pyx_PyObject_AsString(s))
 #define __Pyx_PyObject_AsUString(s)    ((unsigned char*) __Pyx_PyObject_AsString(s))
-#define __Pyx_PyObject_FromUString(s)  __Pyx_PyObject_FromString((char*)s)
-#define __Pyx_PyBytes_FromUString(s)   __Pyx_PyBytes_FromString((char*)s)
-#define __Pyx_PyByteArray_FromUString(s)   __Pyx_PyByteArray_FromString((char*)s)
-#define __Pyx_PyStr_FromUString(s)     __Pyx_PyStr_FromString((char*)s)
-#define __Pyx_PyUnicode_FromUString(s) __Pyx_PyUnicode_FromString((char*)s)
+#define __Pyx_PyObject_FromCString(s)  __Pyx_PyObject_FromString((const char*)s)
+#define __Pyx_PyBytes_FromCString(s)   __Pyx_PyBytes_FromString((const char*)s)
+#define __Pyx_PyByteArray_FromCString(s)   __Pyx_PyByteArray_FromString((const char*)s)
+#define __Pyx_PyStr_FromCString(s)     __Pyx_PyStr_FromString((const char*)s)
+#define __Pyx_PyUnicode_FromCString(s) __Pyx_PyUnicode_FromString((const char*)s)
 #if PY_MAJOR_VERSION < 3
 static CYTHON_INLINE size_t __Pyx_Py_UNICODE_strlen(const Py_UNICODE *u)
 {
     const Py_UNICODE *u_end = u;
     while (*u_end++) ;
-    return u_end - u - 1;
+    return (size_t)(u_end - u - 1);
 }
 #else
 #define __Pyx_Py_UNICODE_strlen Py_UNICODE_strlen
@@ -427,10 +422,11 @@ static CYTHON_INLINE size_t __Pyx_Py_UNICODE_strlen(const Py_UNICODE *u)
 #define __Pyx_PyUnicode_FromUnicode(u)       PyUnicode_FromUnicode(u, __Pyx_Py_UNICODE_strlen(u))
 #define __Pyx_PyUnicode_FromUnicodeAndLength PyUnicode_FromUnicode
 #define __Pyx_PyUnicode_AsUnicode            PyUnicode_AsUnicode
-#define __Pyx_Owned_Py_None(b) (Py_INCREF(Py_None), Py_None)
-#define __Pyx_PyBool_FromLong(b) ((b) ? (Py_INCREF(Py_True), Py_True) : (Py_INCREF(Py_False), Py_False))
+#define __Pyx_NewRef(obj) (Py_INCREF(obj), obj)
+#define __Pyx_Owned_Py_None(b) __Pyx_NewRef(Py_None)
+#define __Pyx_PyBool_FromLong(b) ((b) ? __Pyx_NewRef(Py_True) : __Pyx_NewRef(Py_False))
 static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject*);
-static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x);
+static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x);
 static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject*);
 static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t);
 #if CYTHON_COMPILING_IN_CPYTHON
@@ -439,21 +435,30 @@ static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t);
 #define __pyx_PyFloat_AsDouble(x) PyFloat_AsDouble(x)
 #endif
 #define __pyx_PyFloat_AsFloat(x) ((float) __pyx_PyFloat_AsDouble(x))
+#if PY_MAJOR_VERSION >= 3
+#define __Pyx_PyNumber_Int(x) (PyLong_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Long(x))
+#else
+#define __Pyx_PyNumber_Int(x) (PyInt_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Int(x))
+#endif
+#define __Pyx_PyNumber_Float(x) (PyFloat_CheckExact(x) ? __Pyx_NewRef(x) : PyNumber_Float(x))
 #if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
 static int __Pyx_sys_getdefaultencoding_not_ascii;
 static int __Pyx_init_sys_getdefaultencoding_params(void) {
-    PyObject* sys = NULL;
+    PyObject* sys;
     PyObject* default_encoding = NULL;
     PyObject* ascii_chars_u = NULL;
     PyObject* ascii_chars_b = NULL;
+    const char* default_encoding_c;
     sys = PyImport_ImportModule("sys");
-    if (sys == NULL) goto bad;
-    default_encoding = PyObject_CallMethod(sys, (char*) (const char*) "getdefaultencoding", NULL);
-    if (default_encoding == NULL) goto bad;
-    if (strcmp(PyBytes_AsString(default_encoding), "ascii") == 0) {
+    if (!sys) goto bad;
+    default_encoding = PyObject_CallMethod(sys, (char*) "getdefaultencoding", NULL);
+    Py_DECREF(sys);
+    if (!default_encoding) goto bad;
+    default_encoding_c = PyBytes_AsString(default_encoding);
+    if (!default_encoding_c) goto bad;
+    if (strcmp(default_encoding_c, "ascii") == 0) {
         __Pyx_sys_getdefaultencoding_not_ascii = 0;
     } else {
-        const char* default_encoding_c = PyBytes_AS_STRING(default_encoding);
         char ascii_chars[128];
         int c;
         for (c = 0; c < 128; c++) {
@@ -461,23 +466,21 @@ static int __Pyx_init_sys_getdefaultencoding_params(void) {
         }
         __Pyx_sys_getdefaultencoding_not_ascii = 1;
         ascii_chars_u = PyUnicode_DecodeASCII(ascii_chars, 128, NULL);
-        if (ascii_chars_u == NULL) goto bad;
+        if (!ascii_chars_u) goto bad;
         ascii_chars_b = PyUnicode_AsEncodedString(ascii_chars_u, default_encoding_c, NULL);
-        if (ascii_chars_b == NULL || strncmp(ascii_chars, PyBytes_AS_STRING(ascii_chars_b), 128) != 0) {
+        if (!ascii_chars_b || !PyBytes_Check(ascii_chars_b) || memcmp(ascii_chars, PyBytes_AS_STRING(ascii_chars_b), 128) != 0) {
             PyErr_Format(
                 PyExc_ValueError,
                 "This module compiled with c_string_encoding=ascii, but default encoding '%.200s' is not a superset of ascii.",
                 default_encoding_c);
             goto bad;
         }
+        Py_DECREF(ascii_chars_u);
+        Py_DECREF(ascii_chars_b);
     }
-    Py_XDECREF(sys);
-    Py_XDECREF(default_encoding);
-    Py_XDECREF(ascii_chars_u);
-    Py_XDECREF(ascii_chars_b);
+    Py_DECREF(default_encoding);
     return 0;
 bad:
-    Py_XDECREF(sys);
     Py_XDECREF(default_encoding);
     Py_XDECREF(ascii_chars_u);
     Py_XDECREF(ascii_chars_b);
@@ -491,21 +494,22 @@ bad:
 #if __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
 static char* __PYX_DEFAULT_STRING_ENCODING;
 static int __Pyx_init_sys_getdefaultencoding_params(void) {
-    PyObject* sys = NULL;
+    PyObject* sys;
     PyObject* default_encoding = NULL;
     char* default_encoding_c;
     sys = PyImport_ImportModule("sys");
-    if (sys == NULL) goto bad;
+    if (!sys) goto bad;
     default_encoding = PyObject_CallMethod(sys, (char*) (const char*) "getdefaultencoding", NULL);
-    if (default_encoding == NULL) goto bad;
-    default_encoding_c = PyBytes_AS_STRING(default_encoding);
+    Py_DECREF(sys);
+    if (!default_encoding) goto bad;
+    default_encoding_c = PyBytes_AsString(default_encoding);
+    if (!default_encoding_c) goto bad;
     __PYX_DEFAULT_STRING_ENCODING = (char*) malloc(strlen(default_encoding_c));
+    if (!__PYX_DEFAULT_STRING_ENCODING) goto bad;
     strcpy(__PYX_DEFAULT_STRING_ENCODING, default_encoding_c);
-    Py_DECREF(sys);
     Py_DECREF(default_encoding);
     return 0;
 bad:
-    Py_XDECREF(sys);
     Py_XDECREF(default_encoding);
     return -1;
 }
@@ -513,16 +517,11 @@ bad:
 #endif
 
 
-#ifdef __GNUC__
-  /* Test for GCC > 2.95 */
-  #if __GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95))
-    #define likely(x)   __builtin_expect(!!(x), 1)
-    #define unlikely(x) __builtin_expect(!!(x), 0)
-  #else /* __GNUC__ > 2 ... */
-    #define likely(x)   (x)
-    #define unlikely(x) (x)
-  #endif /* __GNUC__ > 2 ... */
-#else /* __GNUC__ */
+/* Test for GCC > 2.95 */
+#if defined(__GNUC__)     && (__GNUC__ > 2 || (__GNUC__ == 2 && (__GNUC_MINOR__ > 95)))
+  #define likely(x)   __builtin_expect(!!(x), 1)
+  #define unlikely(x) __builtin_expect(!!(x), 0)
+#else /* !__GNUC__ or GCC < 2.95 */
   #define likely(x)   (x)
   #define unlikely(x) (x)
 #endif /* __GNUC__ */
@@ -532,11 +531,13 @@ static PyObject *__pyx_d;
 static PyObject *__pyx_b;
 static PyObject *__pyx_empty_tuple;
 static PyObject *__pyx_empty_bytes;
+static PyObject *__pyx_empty_unicode;
 static int __pyx_lineno;
 static int __pyx_clineno = 0;
 static const char * __pyx_cfilenm= __FILE__;
 static const char *__pyx_filename;
 
+/* None.proto */
 #if !defined(CYTHON_CCOMPLEX)
   #if defined(__cplusplus)
     #define CYTHON_CCOMPLEX 1
@@ -560,14 +561,14 @@ static const char *__pyx_filename;
 
 
 static const char *__pyx_f[] = {
-  "libpdalpython.pyx",
+  "pdal/libpdalpython.pyx",
   "__init__.pxd",
   "type.pxd",
   "bool.pxd",
   "complex.pxd",
 };
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":723
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":725
  * # in Cython to enable them only on the right systems.
  * 
  * ctypedef npy_int8       int8_t             # <<<<<<<<<<<<<<
@@ -576,7 +577,7 @@ static const char *__pyx_f[] = {
  */
 typedef npy_int8 __pyx_t_5numpy_int8_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":724
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":726
  * 
  * ctypedef npy_int8       int8_t
  * ctypedef npy_int16      int16_t             # <<<<<<<<<<<<<<
@@ -585,7 +586,7 @@ typedef npy_int8 __pyx_t_5numpy_int8_t;
  */
 typedef npy_int16 __pyx_t_5numpy_int16_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":725
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":727
  * ctypedef npy_int8       int8_t
  * ctypedef npy_int16      int16_t
  * ctypedef npy_int32      int32_t             # <<<<<<<<<<<<<<
@@ -594,7 +595,7 @@ typedef npy_int16 __pyx_t_5numpy_int16_t;
  */
 typedef npy_int32 __pyx_t_5numpy_int32_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":726
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":728
  * ctypedef npy_int16      int16_t
  * ctypedef npy_int32      int32_t
  * ctypedef npy_int64      int64_t             # <<<<<<<<<<<<<<
@@ -603,7 +604,7 @@ typedef npy_int32 __pyx_t_5numpy_int32_t;
  */
 typedef npy_int64 __pyx_t_5numpy_int64_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":730
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":732
  * #ctypedef npy_int128     int128_t
  * 
  * ctypedef npy_uint8      uint8_t             # <<<<<<<<<<<<<<
@@ -612,7 +613,7 @@ typedef npy_int64 __pyx_t_5numpy_int64_t;
  */
 typedef npy_uint8 __pyx_t_5numpy_uint8_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":731
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":733
  * 
  * ctypedef npy_uint8      uint8_t
  * ctypedef npy_uint16     uint16_t             # <<<<<<<<<<<<<<
@@ -621,7 +622,7 @@ typedef npy_uint8 __pyx_t_5numpy_uint8_t;
  */
 typedef npy_uint16 __pyx_t_5numpy_uint16_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":732
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":734
  * ctypedef npy_uint8      uint8_t
  * ctypedef npy_uint16     uint16_t
  * ctypedef npy_uint32     uint32_t             # <<<<<<<<<<<<<<
@@ -630,7 +631,7 @@ typedef npy_uint16 __pyx_t_5numpy_uint16_t;
  */
 typedef npy_uint32 __pyx_t_5numpy_uint32_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":733
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":735
  * ctypedef npy_uint16     uint16_t
  * ctypedef npy_uint32     uint32_t
  * ctypedef npy_uint64     uint64_t             # <<<<<<<<<<<<<<
@@ -639,7 +640,7 @@ typedef npy_uint32 __pyx_t_5numpy_uint32_t;
  */
 typedef npy_uint64 __pyx_t_5numpy_uint64_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":737
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":739
  * #ctypedef npy_uint128    uint128_t
  * 
  * ctypedef npy_float32    float32_t             # <<<<<<<<<<<<<<
@@ -648,7 +649,7 @@ typedef npy_uint64 __pyx_t_5numpy_uint64_t;
  */
 typedef npy_float32 __pyx_t_5numpy_float32_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":738
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":740
  * 
  * ctypedef npy_float32    float32_t
  * ctypedef npy_float64    float64_t             # <<<<<<<<<<<<<<
@@ -657,7 +658,7 @@ typedef npy_float32 __pyx_t_5numpy_float32_t;
  */
 typedef npy_float64 __pyx_t_5numpy_float64_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":747
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":749
  * # The int types are mapped a bit surprising --
  * # numpy.int corresponds to 'l' and numpy.long to 'q'
  * ctypedef npy_long       int_t             # <<<<<<<<<<<<<<
@@ -666,7 +667,7 @@ typedef npy_float64 __pyx_t_5numpy_float64_t;
  */
 typedef npy_long __pyx_t_5numpy_int_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":748
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":750
  * # numpy.int corresponds to 'l' and numpy.long to 'q'
  * ctypedef npy_long       int_t
  * ctypedef npy_longlong   long_t             # <<<<<<<<<<<<<<
@@ -675,7 +676,7 @@ typedef npy_long __pyx_t_5numpy_int_t;
  */
 typedef npy_longlong __pyx_t_5numpy_long_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":749
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":751
  * ctypedef npy_long       int_t
  * ctypedef npy_longlong   long_t
  * ctypedef npy_longlong   longlong_t             # <<<<<<<<<<<<<<
@@ -684,7 +685,7 @@ typedef npy_longlong __pyx_t_5numpy_long_t;
  */
 typedef npy_longlong __pyx_t_5numpy_longlong_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":751
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":753
  * ctypedef npy_longlong   longlong_t
  * 
  * ctypedef npy_ulong      uint_t             # <<<<<<<<<<<<<<
@@ -693,7 +694,7 @@ typedef npy_longlong __pyx_t_5numpy_longlong_t;
  */
 typedef npy_ulong __pyx_t_5numpy_uint_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":752
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":754
  * 
  * ctypedef npy_ulong      uint_t
  * ctypedef npy_ulonglong  ulong_t             # <<<<<<<<<<<<<<
@@ -702,7 +703,7 @@ typedef npy_ulong __pyx_t_5numpy_uint_t;
  */
 typedef npy_ulonglong __pyx_t_5numpy_ulong_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":753
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":755
  * ctypedef npy_ulong      uint_t
  * ctypedef npy_ulonglong  ulong_t
  * ctypedef npy_ulonglong  ulonglong_t             # <<<<<<<<<<<<<<
@@ -711,7 +712,7 @@ typedef npy_ulonglong __pyx_t_5numpy_ulong_t;
  */
 typedef npy_ulonglong __pyx_t_5numpy_ulonglong_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":755
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":757
  * ctypedef npy_ulonglong  ulonglong_t
  * 
  * ctypedef npy_intp       intp_t             # <<<<<<<<<<<<<<
@@ -720,7 +721,7 @@ typedef npy_ulonglong __pyx_t_5numpy_ulonglong_t;
  */
 typedef npy_intp __pyx_t_5numpy_intp_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":756
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":758
  * 
  * ctypedef npy_intp       intp_t
  * ctypedef npy_uintp      uintp_t             # <<<<<<<<<<<<<<
@@ -729,7 +730,7 @@ typedef npy_intp __pyx_t_5numpy_intp_t;
  */
 typedef npy_uintp __pyx_t_5numpy_uintp_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":758
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":760
  * ctypedef npy_uintp      uintp_t
  * 
  * ctypedef npy_double     float_t             # <<<<<<<<<<<<<<
@@ -738,7 +739,7 @@ typedef npy_uintp __pyx_t_5numpy_uintp_t;
  */
 typedef npy_double __pyx_t_5numpy_float_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":759
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":761
  * 
  * ctypedef npy_double     float_t
  * ctypedef npy_double     double_t             # <<<<<<<<<<<<<<
@@ -747,7 +748,7 @@ typedef npy_double __pyx_t_5numpy_float_t;
  */
 typedef npy_double __pyx_t_5numpy_double_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":760
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":762
  * ctypedef npy_double     float_t
  * ctypedef npy_double     double_t
  * ctypedef npy_longdouble longdouble_t             # <<<<<<<<<<<<<<
@@ -755,6 +756,7 @@ typedef npy_double __pyx_t_5numpy_double_t;
  * ctypedef npy_cfloat      cfloat_t
  */
 typedef npy_longdouble __pyx_t_5numpy_longdouble_t;
+/* None.proto */
 #if CYTHON_CCOMPLEX
   #ifdef __cplusplus
     typedef ::std::complex< float > __pyx_t_float_complex;
@@ -765,6 +767,7 @@ typedef npy_longdouble __pyx_t_5numpy_longdouble_t;
     typedef struct { float real, imag; } __pyx_t_float_complex;
 #endif
 
+/* None.proto */
 #if CYTHON_CCOMPLEX
   #ifdef __cplusplus
     typedef ::std::complex< double > __pyx_t_double_complex;
@@ -779,7 +782,7 @@ typedef npy_longdouble __pyx_t_5numpy_longdouble_t;
 /*--- Type declarations ---*/
 struct __pyx_obj_4pdal_13libpdalpython_PyPipeline;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":762
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":764
  * ctypedef npy_longdouble longdouble_t
  * 
  * ctypedef npy_cfloat      cfloat_t             # <<<<<<<<<<<<<<
@@ -788,7 +791,7 @@ struct __pyx_obj_4pdal_13libpdalpython_PyPipeline;
  */
 typedef npy_cfloat __pyx_t_5numpy_cfloat_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":763
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":765
  * 
  * ctypedef npy_cfloat      cfloat_t
  * ctypedef npy_cdouble     cdouble_t             # <<<<<<<<<<<<<<
@@ -797,7 +800,7 @@ typedef npy_cfloat __pyx_t_5numpy_cfloat_t;
  */
 typedef npy_cdouble __pyx_t_5numpy_cdouble_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":764
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":766
  * ctypedef npy_cfloat      cfloat_t
  * ctypedef npy_cdouble     cdouble_t
  * ctypedef npy_clongdouble clongdouble_t             # <<<<<<<<<<<<<<
@@ -806,7 +809,7 @@ typedef npy_cdouble __pyx_t_5numpy_cdouble_t;
  */
 typedef npy_clongdouble __pyx_t_5numpy_clongdouble_t;
 
-/* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":766
+/* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":768
  * ctypedef npy_clongdouble clongdouble_t
  * 
  * ctypedef npy_cdouble     complex_t             # <<<<<<<<<<<<<<
@@ -820,13 +823,16 @@ typedef npy_cdouble __pyx_t_5numpy_complex_t;
  * 
  * cdef class PyPipeline:             # <<<<<<<<<<<<<<
  *     cdef Pipeline *thisptr      # hold a c++ instance which we're wrapping
- *     def __cinit__(self, unicode xml):
+ *     def __cinit__(self, unicode json):
  */
 struct __pyx_obj_4pdal_13libpdalpython_PyPipeline {
   PyObject_HEAD
   libpdalpython::Pipeline *thisptr;
 };
 
+
+/* --- Runtime support code (head) --- */
+/* Refnanny.proto */
 #ifndef CYTHON_REFNANNY
   #define CYTHON_REFNANNY 0
 #endif
@@ -840,22 +846,22 @@ struct __pyx_obj_4pdal_13libpdalpython_PyPipeline {
     void (*FinishContext)(void**);
   } __Pyx_RefNannyAPIStruct;
   static __Pyx_RefNannyAPIStruct *__Pyx_RefNanny = NULL;
-  static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname); /*proto*/
+  static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname);
   #define __Pyx_RefNannyDeclarations void *__pyx_refnanny = NULL;
 #ifdef WITH_THREAD
-  #define __Pyx_RefNannySetupContext(name, acquire_gil) \
-          if (acquire_gil) { \
-              PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure(); \
-              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__); \
-              PyGILState_Release(__pyx_gilstate_save); \
-          } else { \
-              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__); \
+  #define __Pyx_RefNannySetupContext(name, acquire_gil)\
+          if (acquire_gil) {\
+              PyGILState_STATE __pyx_gilstate_save = PyGILState_Ensure();\
+              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__);\
+              PyGILState_Release(__pyx_gilstate_save);\
+          } else {\
+              __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__);\
           }
 #else
-  #define __Pyx_RefNannySetupContext(name, acquire_gil) \
+  #define __Pyx_RefNannySetupContext(name, acquire_gil)\
           __pyx_refnanny = __Pyx_RefNanny->SetupContext((name), __LINE__, __FILE__)
 #endif
-  #define __Pyx_RefNannyFinishContext() \
+  #define __Pyx_RefNannyFinishContext()\
           __Pyx_RefNanny->FinishContext(&__pyx_refnanny)
   #define __Pyx_INCREF(r)  __Pyx_RefNanny->INCREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
   #define __Pyx_DECREF(r)  __Pyx_RefNanny->DECREF(__pyx_refnanny, (PyObject *)(r), __LINE__)
@@ -877,18 +883,19 @@ struct __pyx_obj_4pdal_13libpdalpython_PyPipeline {
   #define __Pyx_XDECREF(r) Py_XDECREF(r)
   #define __Pyx_XGOTREF(r)
   #define __Pyx_XGIVEREF(r)
-#endif /* CYTHON_REFNANNY */
-#define __Pyx_XDECREF_SET(r, v) do {                            \
-        PyObject *tmp = (PyObject *) r;                         \
-        r = v; __Pyx_XDECREF(tmp);                              \
+#endif
+#define __Pyx_XDECREF_SET(r, v) do {\
+        PyObject *tmp = (PyObject *) r;\
+        r = v; __Pyx_XDECREF(tmp);\
     } while (0)
-#define __Pyx_DECREF_SET(r, v) do {                             \
-        PyObject *tmp = (PyObject *) r;                         \
-        r = v; __Pyx_DECREF(tmp);                               \
+#define __Pyx_DECREF_SET(r, v) do {\
+        PyObject *tmp = (PyObject *) r;\
+        r = v; __Pyx_DECREF(tmp);\
     } while (0)
 #define __Pyx_CLEAR(r)    do { PyObject* tmp = ((PyObject*)(r)); r = NULL; __Pyx_DECREF(tmp);} while(0)
 #define __Pyx_XCLEAR(r)   do { if((r) != NULL) {PyObject* tmp = ((PyObject*)(r)); r = NULL; __Pyx_DECREF(tmp);}} while(0)
 
+/* PyObjectGetAttrStr.proto */
 #if CYTHON_COMPILING_IN_CPYTHON
 static CYTHON_INLINE PyObject* __Pyx_PyObject_GetAttrStr(PyObject* obj, PyObject* attr_name) {
     PyTypeObject* tp = Py_TYPE(obj);
@@ -904,27 +911,35 @@ static CYTHON_INLINE PyObject* __Pyx_PyObject_GetAttrStr(PyObject* obj, PyObject
 #define __Pyx_PyObject_GetAttrStr(o,n) PyObject_GetAttr(o,n)
 #endif
 
-static PyObject *__Pyx_GetBuiltinName(PyObject *name); /*proto*/
+/* GetBuiltinName.proto */
+static PyObject *__Pyx_GetBuiltinName(PyObject *name);
 
-static void __Pyx_RaiseDoubleKeywordsError(const char* func_name, PyObject* kw_name); /*proto*/
+/* RaiseDoubleKeywords.proto */
+static void __Pyx_RaiseDoubleKeywordsError(const char* func_name, PyObject* kw_name);
 
-static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject **argnames[], \
-    PyObject *kwds2, PyObject *values[], Py_ssize_t num_pos_args, \
-    const char* function_name); /*proto*/
+/* ParseKeywords.proto */
+static int __Pyx_ParseOptionalKeywords(PyObject *kwds, PyObject **argnames[],\
+    PyObject *kwds2, PyObject *values[], Py_ssize_t num_pos_args,\
+    const char* function_name);
 
+/* RaiseArgTupleInvalid.proto */
 static void __Pyx_RaiseArgtupleInvalid(const char* func_name, int exact,
-    Py_ssize_t num_min, Py_ssize_t num_max, Py_ssize_t num_found); /*proto*/
+    Py_ssize_t num_min, Py_ssize_t num_max, Py_ssize_t num_found);
 
+/* ArgTypeTest.proto */
 static CYTHON_INLINE int __Pyx_ArgTypeTest(PyObject *obj, PyTypeObject *type, int none_allowed,
-    const char *name, int exact); /*proto*/
+    const char *name, int exact);
 
+/* IncludeStringH.proto */
 #include <string.h>
 
+/* decode_c_string.proto */
 static CYTHON_INLINE PyObject* __Pyx_decode_c_string(
          const char* cstring, Py_ssize_t start, Py_ssize_t stop,
          const char* encoding, const char* errors,
          PyObject* (*decode_func)(const char *s, Py_ssize_t size, const char *errors));
 
+/* ListAppend.proto */
 #if CYTHON_COMPILING_IN_CPYTHON
 static CYTHON_INLINE int __Pyx_PyList_Append(PyObject* list, PyObject* x) {
     PyListObject* L = (PyListObject*) list;
@@ -941,25 +956,93 @@ static CYTHON_INLINE int __Pyx_PyList_Append(PyObject* list, PyObject* x) {
 #define __Pyx_PyList_Append(L,x) PyList_Append(L,x)
 #endif
 
+/* PyObjectCall.proto */
 #if CYTHON_COMPILING_IN_CPYTHON
-static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw); /*proto*/
+static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw);
 #else
 #define __Pyx_PyObject_Call(func, arg, kw) PyObject_Call(func, arg, kw)
 #endif
 
-static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyObject *tb); /*proto*/
-static CYTHON_INLINE void __Pyx_ErrFetch(PyObject **type, PyObject **value, PyObject **tb); /*proto*/
+/* PyThreadStateGet.proto */
+#if CYTHON_COMPILING_IN_CPYTHON
+#define __Pyx_PyThreadState_declare  PyThreadState *__pyx_tstate;
+#define __Pyx_PyThreadState_assign  __pyx_tstate = PyThreadState_GET();
+#else
+#define __Pyx_PyThreadState_declare
+#define __Pyx_PyThreadState_assign
+#endif
+
+/* PyErrFetchRestore.proto */
+#if CYTHON_COMPILING_IN_CPYTHON
+#define __Pyx_ErrRestoreWithState(type, value, tb)  __Pyx_ErrRestoreInState(PyThreadState_GET(), type, value, tb)
+#define __Pyx_ErrFetchWithState(type, value, tb)    __Pyx_ErrFetchInState(PyThreadState_GET(), type, value, tb)
+#define __Pyx_ErrRestore(type, value, tb)  __Pyx_ErrRestoreInState(__pyx_tstate, type, value, tb)
+#define __Pyx_ErrFetch(type, value, tb)    __Pyx_ErrFetchInState(__pyx_tstate, type, value, tb)
+static CYTHON_INLINE void __Pyx_ErrRestoreInState(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb);
+static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb);
+#else
+#define __Pyx_ErrRestoreWithState(type, value, tb)  PyErr_Restore(type, value, tb)
+#define __Pyx_ErrFetchWithState(type, value, tb)  PyErr_Fetch(type, value, tb)
+#define __Pyx_ErrRestore(type, value, tb)  PyErr_Restore(type, value, tb)
+#define __Pyx_ErrFetch(type, value, tb)  PyErr_Fetch(type, value, tb)
+#endif
 
-static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause); /*proto*/
+/* RaiseException.proto */
+static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause);
+
+/* DictGetItem.proto */
+#if PY_MAJOR_VERSION >= 3 && !CYTHON_COMPILING_IN_PYPY
+static PyObject *__Pyx_PyDict_GetItem(PyObject *d, PyObject* key) {
+    PyObject *value;
+    value = PyDict_GetItemWithError(d, key);
+    if (unlikely(!value)) {
+        if (!PyErr_Occurred()) {
+            PyObject* args = PyTuple_Pack(1, key);
+            if (likely(args))
+                PyErr_SetObject(PyExc_KeyError, args);
+            Py_XDECREF(args);
+        }
+        return NULL;
+    }
+    Py_INCREF(value);
+    return value;
+}
+#else
+    #define __Pyx_PyDict_GetItem(d, key) PyObject_GetItem(d, key)
+#endif
 
+/* RaiseTooManyValuesToUnpack.proto */
 static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected);
 
+/* RaiseNeedMoreValuesToUnpack.proto */
 static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index);
 
+/* RaiseNoneIterError.proto */
 static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void);
 
-static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type); /*proto*/
+/* ExtTypeTest.proto */
+static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type);
+
+/* CodeObjectCache.proto */
+typedef struct {
+    PyCodeObject* code_object;
+    int code_line;
+} __Pyx_CodeObjectCacheEntry;
+struct __Pyx_CodeObjectCache {
+    int count;
+    int max_count;
+    __Pyx_CodeObjectCacheEntry* entries;
+};
+static struct __Pyx_CodeObjectCache __pyx_code_cache = {0,0,NULL};
+static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line);
+static PyCodeObject *__pyx_find_code_object(int code_line);
+static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object);
+
+/* AddTraceback.proto */
+static void __Pyx_AddTraceback(const char *funcname, int c_line,
+                               int py_line, const char *filename);
 
+/* CppExceptionConversion.proto */
 #ifndef __Pyx_CppExn2PyErr
 #include <new>
 #include <typeinfo>
@@ -999,6 +1082,7 @@ static void __Pyx_CppExn2PyErr() {
 }
 #endif
 
+/* None.proto */
 #if CYTHON_CCOMPLEX
   #ifdef __cplusplus
     #define __Pyx_CREAL(z) ((z).real())
@@ -1011,7 +1095,7 @@ static void __Pyx_CppExn2PyErr() {
     #define __Pyx_CREAL(z) ((z).real)
     #define __Pyx_CIMAG(z) ((z).imag)
 #endif
-#if (defined(_WIN32) || defined(__clang__)) && defined(__cplusplus) && CYTHON_CCOMPLEX
+#if defined(__cplusplus) && CYTHON_CCOMPLEX         && (defined(_WIN32) || defined(__clang__) || (defined(__GNUC__) && (__GNUC__ >= 5 || __GNUC__ == 4 && __GNUC_MINOR__ >= 4 )) || __cplusplus >= 201103)
     #define __Pyx_SET_CREAL(z,x) ((z).real(x))
     #define __Pyx_SET_CIMAG(z,y) ((z).imag(y))
 #else
@@ -1019,8 +1103,10 @@ static void __Pyx_CppExn2PyErr() {
     #define __Pyx_SET_CIMAG(z,y) __Pyx_CIMAG(z) = (y)
 #endif
 
+/* None.proto */
 static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float, float);
 
+/* None.proto */
 #if CYTHON_CCOMPLEX
     #define __Pyx_c_eqf(a, b)   ((a)==(b))
     #define __Pyx_c_sumf(a, b)  ((a)+(b))
@@ -1058,8 +1144,10 @@ static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(floa
     #endif
 #endif
 
+/* None.proto */
 static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double, double);
 
+/* None.proto */
 #if CYTHON_CCOMPLEX
     #define __Pyx_c_eq(a, b)   ((a)==(b))
     #define __Pyx_c_sum(a, b)  ((a)+(b))
@@ -1097,16 +1185,25 @@ static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(do
     #endif
 #endif
 
+/* CIntToPy.proto */
 static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value);
 
+/* CIntToPy.proto */
+static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum__NPY_TYPES(enum NPY_TYPES value);
+
+/* CIntFromPy.proto */
 static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *);
 
+/* CIntToPy.proto */
 static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value);
 
+/* CIntFromPy.proto */
 static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *);
 
+/* CheckBinaryVersion.proto */
 static int __Pyx_check_binary_version(void);
 
+/* PyIdentifierFromString.proto */
 #if !defined(__Pyx_PyIdentifier_FromString)
 #if PY_MAJOR_VERSION < 3
   #define __Pyx_PyIdentifier_FromString(s) PyString_FromString(s)
@@ -1115,28 +1212,14 @@ static int __Pyx_check_binary_version(void);
 #endif
 #endif
 
-static PyObject *__Pyx_ImportModule(const char *name); /*proto*/
-
-static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name, size_t size, int strict);  /*proto*/
-
-typedef struct {
-    int code_line;
-    PyCodeObject* code_object;
-} __Pyx_CodeObjectCacheEntry;
-struct __Pyx_CodeObjectCache {
-    int count;
-    int max_count;
-    __Pyx_CodeObjectCacheEntry* entries;
-};
-static struct __Pyx_CodeObjectCache __pyx_code_cache = {0,0,NULL};
-static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line);
-static PyCodeObject *__pyx_find_code_object(int code_line);
-static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object);
+/* ModuleImport.proto */
+static PyObject *__Pyx_ImportModule(const char *name);
 
-static void __Pyx_AddTraceback(const char *funcname, int c_line,
-                               int py_line, const char *filename); /*proto*/
+/* TypeImport.proto */
+static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name, size_t size, int strict);
 
-static int __Pyx_InitStrings(__Pyx_StringTabEntry *t); /*proto*/
+/* InitStrings.proto */
+static int __Pyx_InitStrings(__Pyx_StringTabEntry *t);
 
 
 /* Module declarations from 'libcpp.vector' */
@@ -1149,29 +1232,13 @@ static int __Pyx_InitStrings(__Pyx_StringTabEntry *t); /*proto*/
 
 /* Module declarations from 'cpython.buffer' */
 
-/* Module declarations from 'cpython.ref' */
-
 /* Module declarations from 'libc.stdio' */
 
-/* Module declarations from 'cpython.object' */
-
 /* Module declarations from '__builtin__' */
 
 /* Module declarations from 'cpython.type' */
 static PyTypeObject *__pyx_ptype_7cpython_4type_type = 0;
 
-/* Module declarations from 'libc.stdlib' */
-
-/* Module declarations from 'numpy' */
-
-/* Module declarations from 'numpy' */
-static PyTypeObject *__pyx_ptype_5numpy_dtype = 0;
-static PyTypeObject *__pyx_ptype_5numpy_flatiter = 0;
-static PyTypeObject *__pyx_ptype_5numpy_broadcast = 0;
-static PyTypeObject *__pyx_ptype_5numpy_ndarray = 0;
-static PyTypeObject *__pyx_ptype_5numpy_ufunc = 0;
-static CYTHON_INLINE char *__pyx_f_5numpy__util_dtypestring(PyArray_Descr *, char *, char *, int *); /*proto*/
-
 /* Module declarations from 'cpython.exc' */
 
 /* Module declarations from 'cpython.module' */
@@ -1238,6 +1305,22 @@ static PyTypeObject *__pyx_ptype_7cpython_7complex_complex = 0;
 
 /* Module declarations from 'cpython' */
 
+/* Module declarations from 'cpython.object' */
+
+/* Module declarations from 'cpython.ref' */
+
+/* Module declarations from 'libc.stdlib' */
+
+/* Module declarations from 'numpy' */
+
+/* Module declarations from 'numpy' */
+static PyTypeObject *__pyx_ptype_5numpy_dtype = 0;
+static PyTypeObject *__pyx_ptype_5numpy_flatiter = 0;
+static PyTypeObject *__pyx_ptype_5numpy_broadcast = 0;
+static PyTypeObject *__pyx_ptype_5numpy_ndarray = 0;
+static PyTypeObject *__pyx_ptype_5numpy_ufunc = 0;
+static CYTHON_INLINE char *__pyx_f_5numpy__util_dtypestring(PyArray_Descr *, char *, char *, int *); /*proto*/
+
 /* Module declarations from 'pdal.libpdalpython' */
 static PyTypeObject *__pyx_ptype_4pdal_13libpdalpython_PyPipeline = 0;
 #define __Pyx_MODULE_NAME "pdal.libpdalpython"
@@ -1248,45 +1331,20 @@ static PyObject *__pyx_builtin_Exception;
 static PyObject *__pyx_builtin_ValueError;
 static PyObject *__pyx_builtin_range;
 static PyObject *__pyx_builtin_RuntimeError;
-static int __pyx_pf_4pdal_13libpdalpython_10PyPipeline___cinit__(struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *__pyx_v_self, PyObject *__pyx_v_xml); /* proto */
-static void __pyx_pf_4pdal_13libpdalpython_10PyPipeline_2__dealloc__(struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *__pyx_v_self); /* proto */
-static PyObject *__pyx_pf_4pdal_13libpdalpython_10PyPipeline_3xml___get__(struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *__pyx_v_self); /* proto */
-static PyObject *__pyx_pf_4pdal_13libpdalpython_10PyPipeline_4arrays(struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *__pyx_v_self); /* proto */
-static PyObject *__pyx_pf_4pdal_13libpdalpython_10PyPipeline_6execute(struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *__pyx_v_self); /* proto */
-static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /* proto */
-static void __pyx_pf_5numpy_7ndarray_2__releasebuffer__(PyArrayObject *__pyx_v_self, Py_buffer *__pyx_v_info); /* proto */
-static PyObject *__pyx_tp_new_4pdal_13libpdalpython_PyPipeline(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
-static char __pyx_k_B[] = "B";
-static char __pyx_k_H[] = "H";
-static char __pyx_k_I[] = "I";
-static char __pyx_k_L[] = "L";
-static char __pyx_k_O[] = "O";
-static char __pyx_k_Q[] = "Q";
-static char __pyx_k_b[] = "b";
-static char __pyx_k_d[] = "d";
-static char __pyx_k_f[] = "f";
-static char __pyx_k_g[] = "g";
-static char __pyx_k_h[] = "h";
-static char __pyx_k_i[] = "i";
-static char __pyx_k_l[] = "l";
-static char __pyx_k_q[] = "q";
-static char __pyx_k_Zd[] = "Zd";
-static char __pyx_k_Zf[] = "Zf";
-static char __pyx_k_Zg[] = "Zg";
-static char __pyx_k_xml[] = "xml";
-static char __pyx_k_main[] = "__main__";
-static char __pyx_k_test[] = "__test__";
-static char __pyx_k_range[] = "range";
-static char __pyx_k_Exception[] = "Exception";
-static char __pyx_k_ValueError[] = "ValueError";
-static char __pyx_k_RuntimeError[] = "RuntimeError";
-static char __pyx_k_ndarray_is_not_C_contiguous[] = "ndarray is not C contiguous";
-static char __pyx_k_unknown_dtype_code_in_numpy_pxd[] = "unknown dtype code in numpy.pxd (%d)";
-static char __pyx_k_C_Pipeline_object_not_constructe[] = "C++ Pipeline object not constructed!";
-static char __pyx_k_Format_string_allocated_too_shor[] = "Format string allocated too short, see comment in numpy.pxd";
-static char __pyx_k_Non_native_byte_order_not_suppor[] = "Non-native byte order not supported";
-static char __pyx_k_ndarray_is_not_Fortran_contiguou[] = "ndarray is not Fortran contiguous";
-static char __pyx_k_Format_string_allocated_too_shor_2[] = "Format string allocated too short.";
+static const char __pyx_k_json[] = "json";
+static const char __pyx_k_main[] = "__main__";
+static const char __pyx_k_test[] = "__test__";
+static const char __pyx_k_range[] = "range";
+static const char __pyx_k_Exception[] = "Exception";
+static const char __pyx_k_ValueError[] = "ValueError";
+static const char __pyx_k_RuntimeError[] = "RuntimeError";
+static const char __pyx_k_ndarray_is_not_C_contiguous[] = "ndarray is not C contiguous";
+static const char __pyx_k_unknown_dtype_code_in_numpy_pxd[] = "unknown dtype code in numpy.pxd (%d)";
+static const char __pyx_k_C_Pipeline_object_not_constructe[] = "C++ Pipeline object not constructed!";
+static const char __pyx_k_Format_string_allocated_too_shor[] = "Format string allocated too short, see comment in numpy.pxd";
+static const char __pyx_k_Non_native_byte_order_not_suppor[] = "Non-native byte order not supported";
+static const char __pyx_k_ndarray_is_not_Fortran_contiguou[] = "ndarray is not Fortran contiguous";
+static const char __pyx_k_Format_string_allocated_too_shor_2[] = "Format string allocated too short.";
 static PyObject *__pyx_kp_s_C_Pipeline_object_not_constructe;
 static PyObject *__pyx_n_s_Exception;
 static PyObject *__pyx_kp_u_Format_string_allocated_too_shor;
@@ -1294,13 +1352,21 @@ static PyObject *__pyx_kp_u_Format_string_allocated_too_shor_2;
 static PyObject *__pyx_kp_u_Non_native_byte_order_not_suppor;
 static PyObject *__pyx_n_s_RuntimeError;
 static PyObject *__pyx_n_s_ValueError;
+static PyObject *__pyx_n_s_json;
 static PyObject *__pyx_n_s_main;
 static PyObject *__pyx_kp_u_ndarray_is_not_C_contiguous;
 static PyObject *__pyx_kp_u_ndarray_is_not_Fortran_contiguou;
 static PyObject *__pyx_n_s_range;
 static PyObject *__pyx_n_s_test;
 static PyObject *__pyx_kp_u_unknown_dtype_code_in_numpy_pxd;
-static PyObject *__pyx_n_s_xml;
+static int __pyx_pf_4pdal_13libpdalpython_10PyPipeline___cinit__(struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *__pyx_v_self, PyObject *__pyx_v_json); /* proto */
+static void __pyx_pf_4pdal_13libpdalpython_10PyPipeline_2__dealloc__(struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_4pdal_13libpdalpython_10PyPipeline_4json___get__(struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_4pdal_13libpdalpython_10PyPipeline_4arrays(struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *__pyx_v_self); /* proto */
+static PyObject *__pyx_pf_4pdal_13libpdalpython_10PyPipeline_6execute(struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *__pyx_v_self); /* proto */
+static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, Py_buffer *__pyx_v_info, int __pyx_v_flags); /* proto */
+static void __pyx_pf_5numpy_7ndarray_2__releasebuffer__(PyArrayObject *__pyx_v_self, Py_buffer *__pyx_v_info); /* proto */
+static PyObject *__pyx_tp_new_4pdal_13libpdalpython_PyPipeline(PyTypeObject *t, PyObject *a, PyObject *k); /*proto*/
 static PyObject *__pyx_tuple_;
 static PyObject *__pyx_tuple__2;
 static PyObject *__pyx_tuple__3;
@@ -1312,7 +1378,7 @@ static PyObject *__pyx_tuple__7;
 /* "pdal/libpdalpython.pyx":25
  * cdef class PyPipeline:
  *     cdef Pipeline *thisptr      # hold a c++ instance which we're wrapping
- *     def __cinit__(self, unicode xml):             # <<<<<<<<<<<<<<
+ *     def __cinit__(self, unicode json):             # <<<<<<<<<<<<<<
  *         cdef char* x
  *         if PY_MAJOR_VERSION >= 3:
  */
@@ -1320,15 +1386,12 @@ static PyObject *__pyx_tuple__7;
 /* Python wrapper */
 static int __pyx_pw_4pdal_13libpdalpython_10PyPipeline_1__cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds); /*proto*/
 static int __pyx_pw_4pdal_13libpdalpython_10PyPipeline_1__cinit__(PyObject *__pyx_v_self, PyObject *__pyx_args, PyObject *__pyx_kwds) {
-  PyObject *__pyx_v_xml = 0;
-  int __pyx_lineno = 0;
-  const char *__pyx_filename = NULL;
-  int __pyx_clineno = 0;
+  PyObject *__pyx_v_json = 0;
   int __pyx_r;
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__cinit__ (wrapper)", 0);
   {
-    static PyObject **__pyx_pyargnames[] = {&__pyx_n_s_xml,0};
+    static PyObject **__pyx_pyargnames[] = {&__pyx_n_s_json,0};
     PyObject* values[1] = {0};
     if (unlikely(__pyx_kwds)) {
       Py_ssize_t kw_args;
@@ -1341,29 +1404,29 @@ static int __pyx_pw_4pdal_13libpdalpython_10PyPipeline_1__cinit__(PyObject *__py
       kw_args = PyDict_Size(__pyx_kwds);
       switch (pos_args) {
         case  0:
-        if (likely((values[0] = PyDict_GetItem(__pyx_kwds, __pyx_n_s_xml)) != 0)) kw_args--;
+        if (likely((values[0] = PyDict_GetItem(__pyx_kwds, __pyx_n_s_json)) != 0)) kw_args--;
         else goto __pyx_L5_argtuple_error;
       }
       if (unlikely(kw_args > 0)) {
-        if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, pos_args, "__cinit__") < 0)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 25; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
+        if (unlikely(__Pyx_ParseOptionalKeywords(__pyx_kwds, __pyx_pyargnames, 0, values, pos_args, "__cinit__") < 0)) __PYX_ERR(0, 25, __pyx_L3_error)
       }
     } else if (PyTuple_GET_SIZE(__pyx_args) != 1) {
       goto __pyx_L5_argtuple_error;
     } else {
       values[0] = PyTuple_GET_ITEM(__pyx_args, 0);
     }
-    __pyx_v_xml = ((PyObject*)values[0]);
+    __pyx_v_json = ((PyObject*)values[0]);
   }
   goto __pyx_L4_argument_unpacking_done;
   __pyx_L5_argtuple_error:;
-  __Pyx_RaiseArgtupleInvalid("__cinit__", 1, 1, 1, PyTuple_GET_SIZE(__pyx_args)); {__pyx_filename = __pyx_f[0]; __pyx_lineno = 25; __pyx_clineno = __LINE__; goto __pyx_L3_error;}
+  __Pyx_RaiseArgtupleInvalid("__cinit__", 1, 1, 1, PyTuple_GET_SIZE(__pyx_args)); __PYX_ERR(0, 25, __pyx_L3_error)
   __pyx_L3_error:;
   __Pyx_AddTraceback("pdal.libpdalpython.PyPipeline.__cinit__", __pyx_clineno, __pyx_lineno, __pyx_filename);
   __Pyx_RefNannyFinishContext();
   return -1;
   __pyx_L4_argument_unpacking_done:;
-  if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_xml), (&PyUnicode_Type), 1, "xml", 1))) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 25; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_r = __pyx_pf_4pdal_13libpdalpython_10PyPipeline___cinit__(((struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *)__pyx_v_self), __pyx_v_xml);
+  if (unlikely(!__Pyx_ArgTypeTest(((PyObject *)__pyx_v_json), (&PyUnicode_Type), 1, "json", 1))) __PYX_ERR(0, 25, __pyx_L1_error)
+  __pyx_r = __pyx_pf_4pdal_13libpdalpython_10PyPipeline___cinit__(((struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *)__pyx_v_self), __pyx_v_json);
 
   /* function exit code */
   goto __pyx_L0;
@@ -1374,7 +1437,7 @@ static int __pyx_pw_4pdal_13libpdalpython_10PyPipeline_1__cinit__(PyObject *__py
   return __pyx_r;
 }
 
-static int __pyx_pf_4pdal_13libpdalpython_10PyPipeline___cinit__(struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *__pyx_v_self, PyObject *__pyx_v_xml) {
+static int __pyx_pf_4pdal_13libpdalpython_10PyPipeline___cinit__(struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *__pyx_v_self, PyObject *__pyx_v_json) {
   char *__pyx_v_x;
   PyObject *__pyx_v_py_byte_string = NULL;
   int __pyx_r;
@@ -1384,16 +1447,13 @@ static int __pyx_pf_4pdal_13libpdalpython_10PyPipeline___cinit__(struct __pyx_ob
   char *__pyx_t_3;
   libpdalpython::Pipeline *__pyx_t_4;
   char const *__pyx_t_5;
-  int __pyx_lineno = 0;
-  const char *__pyx_filename = NULL;
-  int __pyx_clineno = 0;
   __Pyx_RefNannySetupContext("__cinit__", 0);
 
   /* "pdal/libpdalpython.pyx":27
- *     def __cinit__(self, unicode xml):
+ *     def __cinit__(self, unicode json):
  *         cdef char* x
  *         if PY_MAJOR_VERSION >= 3:             # <<<<<<<<<<<<<<
- *             py_byte_string = xml.encode('UTF-8')
+ *             py_byte_string = json.encode('UTF-8')
  *             x= py_byte_string
  */
   __pyx_t_1 = ((PY_MAJOR_VERSION >= 3) != 0);
@@ -1402,60 +1462,68 @@ static int __pyx_pf_4pdal_13libpdalpython_10PyPipeline___cinit__(struct __pyx_ob
     /* "pdal/libpdalpython.pyx":28
  *         cdef char* x
  *         if PY_MAJOR_VERSION >= 3:
- *             py_byte_string = xml.encode('UTF-8')             # <<<<<<<<<<<<<<
+ *             py_byte_string = json.encode('UTF-8')             # <<<<<<<<<<<<<<
  *             x= py_byte_string
  *             self.thisptr = new Pipeline(x)
  */
-    if (unlikely(__pyx_v_xml == Py_None)) {
+    if (unlikely(__pyx_v_json == Py_None)) {
       PyErr_Format(PyExc_AttributeError, "'NoneType' object has no attribute '%s'", "encode");
-      {__pyx_filename = __pyx_f[0]; __pyx_lineno = 28; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __PYX_ERR(0, 28, __pyx_L1_error)
     }
-    __pyx_t_2 = PyUnicode_AsUTF8String(__pyx_v_xml); if (unlikely(!__pyx_t_2)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 28; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_2 = PyUnicode_AsUTF8String(__pyx_v_json); if (unlikely(!__pyx_t_2)) __PYX_ERR(0, 28, __pyx_L1_error)
     __Pyx_GOTREF(__pyx_t_2);
     __pyx_v_py_byte_string = __pyx_t_2;
     __pyx_t_2 = 0;
 
     /* "pdal/libpdalpython.pyx":29
  *         if PY_MAJOR_VERSION >= 3:
- *             py_byte_string = xml.encode('UTF-8')
+ *             py_byte_string = json.encode('UTF-8')
  *             x= py_byte_string             # <<<<<<<<<<<<<<
  *             self.thisptr = new Pipeline(x)
  *         else:
  */
-    __pyx_t_3 = __Pyx_PyObject_AsString(__pyx_v_py_byte_string); if (unlikely((!__pyx_t_3) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 29; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_3 = __Pyx_PyObject_AsString(__pyx_v_py_byte_string); if (unlikely((!__pyx_t_3) && PyErr_Occurred())) __PYX_ERR(0, 29, __pyx_L1_error)
     __pyx_v_x = __pyx_t_3;
 
     /* "pdal/libpdalpython.pyx":30
- *             py_byte_string = xml.encode('UTF-8')
+ *             py_byte_string = json.encode('UTF-8')
  *             x= py_byte_string
  *             self.thisptr = new Pipeline(x)             # <<<<<<<<<<<<<<
  *         else:
- *             self.thisptr = new Pipeline(xml)
+ *             self.thisptr = new Pipeline(json)
  */
     try {
       __pyx_t_4 = new libpdalpython::Pipeline(__pyx_v_x);
     } catch(...) {
       __Pyx_CppExn2PyErr();
-      {__pyx_filename = __pyx_f[0]; __pyx_lineno = 30; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __PYX_ERR(0, 30, __pyx_L1_error)
     }
     __pyx_v_self->thisptr = __pyx_t_4;
+
+    /* "pdal/libpdalpython.pyx":27
+ *     def __cinit__(self, unicode json):
+ *         cdef char* x
+ *         if PY_MAJOR_VERSION >= 3:             # <<<<<<<<<<<<<<
+ *             py_byte_string = json.encode('UTF-8')
+ *             x= py_byte_string
+ */
     goto __pyx_L3;
   }
-  /*else*/ {
 
-    /* "pdal/libpdalpython.pyx":32
+  /* "pdal/libpdalpython.pyx":32
  *             self.thisptr = new Pipeline(x)
  *         else:
- *             self.thisptr = new Pipeline(xml)             # <<<<<<<<<<<<<<
+ *             self.thisptr = new Pipeline(json)             # <<<<<<<<<<<<<<
  *     def __dealloc__(self):
  *         del self.thisptr
  */
-    __pyx_t_5 = __Pyx_PyObject_AsString(__pyx_v_xml); if (unlikely((!__pyx_t_5) && PyErr_Occurred())) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  /*else*/ {
+    __pyx_t_5 = __Pyx_PyObject_AsString(__pyx_v_json); if (unlikely((!__pyx_t_5) && PyErr_Occurred())) __PYX_ERR(0, 32, __pyx_L1_error)
     try {
       __pyx_t_4 = new libpdalpython::Pipeline(__pyx_t_5);
     } catch(...) {
       __Pyx_CppExn2PyErr();
-      {__pyx_filename = __pyx_f[0]; __pyx_lineno = 32; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+      __PYX_ERR(0, 32, __pyx_L1_error)
     }
     __pyx_v_self->thisptr = __pyx_t_4;
   }
@@ -1464,7 +1532,7 @@ static int __pyx_pf_4pdal_13libpdalpython_10PyPipeline___cinit__(struct __pyx_ob
   /* "pdal/libpdalpython.pyx":25
  * cdef class PyPipeline:
  *     cdef Pipeline *thisptr      # hold a c++ instance which we're wrapping
- *     def __cinit__(self, unicode xml):             # <<<<<<<<<<<<<<
+ *     def __cinit__(self, unicode json):             # <<<<<<<<<<<<<<
  *         cdef char* x
  *         if PY_MAJOR_VERSION >= 3:
  */
@@ -1484,7 +1552,7 @@ static int __pyx_pf_4pdal_13libpdalpython_10PyPipeline___cinit__(struct __pyx_ob
 
 /* "pdal/libpdalpython.pyx":33
  *         else:
- *             self.thisptr = new Pipeline(xml)
+ *             self.thisptr = new Pipeline(json)
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
  *         del self.thisptr
  * 
@@ -1506,17 +1574,17 @@ static void __pyx_pf_4pdal_13libpdalpython_10PyPipeline_2__dealloc__(struct __py
   __Pyx_RefNannySetupContext("__dealloc__", 0);
 
   /* "pdal/libpdalpython.pyx":34
- *             self.thisptr = new Pipeline(xml)
+ *             self.thisptr = new Pipeline(json)
  *     def __dealloc__(self):
  *         del self.thisptr             # <<<<<<<<<<<<<<
  * 
- *     property xml:
+ *     property json:
  */
   delete __pyx_v_self->thisptr;
 
   /* "pdal/libpdalpython.pyx":33
  *         else:
- *             self.thisptr = new Pipeline(xml)
+ *             self.thisptr = new Pipeline(json)
  *     def __dealloc__(self):             # <<<<<<<<<<<<<<
  *         del self.thisptr
  * 
@@ -1528,45 +1596,42 @@ static void __pyx_pf_4pdal_13libpdalpython_10PyPipeline_2__dealloc__(struct __py
 
 /* "pdal/libpdalpython.pyx":37
  * 
- *     property xml:
+ *     property json:
  *         def __get__(self):             # <<<<<<<<<<<<<<
- *             return self.thisptr.getXML().decode('UTF-8')
+ *             return self.thisptr.getJSON().decode('UTF-8')
  * 
  */
 
 /* Python wrapper */
-static PyObject *__pyx_pw_4pdal_13libpdalpython_10PyPipeline_3xml_1__get__(PyObject *__pyx_v_self); /*proto*/
-static PyObject *__pyx_pw_4pdal_13libpdalpython_10PyPipeline_3xml_1__get__(PyObject *__pyx_v_self) {
+static PyObject *__pyx_pw_4pdal_13libpdalpython_10PyPipeline_4json_1__get__(PyObject *__pyx_v_self); /*proto*/
+static PyObject *__pyx_pw_4pdal_13libpdalpython_10PyPipeline_4json_1__get__(PyObject *__pyx_v_self) {
   PyObject *__pyx_r = 0;
   __Pyx_RefNannyDeclarations
   __Pyx_RefNannySetupContext("__get__ (wrapper)", 0);
-  __pyx_r = __pyx_pf_4pdal_13libpdalpython_10PyPipeline_3xml___get__(((struct __pyx_obj_4pdal_13libpdalpython_PyPipeline *)__pyx_v_self));
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  *                 raise ValueError(u"ndarray is not Fortran contiguous")
  * 
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-    __pyx_t_1 = ((!(PyArray_CHKFLAGS(__pyx_v_self, NPY_F_CONTIGUOUS) != 0)) != 0);
-    __pyx_t_2 = __pyx_t_1;
-  } else {
-    __pyx_t_2 = __pyx_t_3;
-  }
-  if (__pyx_t_2) {
+  __pyx_t_2 = ((!(PyArray_CHKFLAGS(__pyx_v_self, NPY_F_CONTIGUOUS) != 0)) != 0);
+  __pyx_t_1 = __pyx_t_2;
+  __pyx_L9_bool_binop_done:;
+
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":220
+ *                 raise ValueError(u"ndarray is not C contiguous")
+ * 
+ *             if ((flags & pybuf.PyBUF_F_CONTIGUOUS == pybuf.PyBUF_F_CONTIGUOUS)             # <<<<<<<<<<<<<<
+ *                 and not PyArray_CHKFLAGS(self, NPY_F_CONTIGUOUS)):
+ *                 raise ValueError(u"ndarray is not Fortran contiguous")
+ */
+  if (__pyx_t_1) {
 
-    /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":219
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":222
  *             if ((flags & pybuf.PyBUF_F_CONTIGUOUS == pybuf.PyBUF_F_CONTIGUOUS)
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  *                 raise ValueError(u"ndarray is not Fortran contiguous")             # <<<<<<<<<<<<<<
  * 
  *             info.buf = PyArray_DATA(self)
  */
-    __pyx_t_4 = __Pyx_PyObject_Call(__pyx_builtin_ValueError, __pyx_tuple__3, NULL); if (unlikely(!__pyx_t_4)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 219; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    __Pyx_GOTREF(__pyx_t_4);
-    __Pyx_Raise(__pyx_t_4, 0, 0, 0);
-    __Pyx_DECREF(__pyx_t_4); __pyx_t_4 = 0;
-    {__pyx_filename = __pyx_f[1]; __pyx_lineno = 219; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+    __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_ValueError, __pyx_tuple__3, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 222, __pyx_L1_error)
+    __Pyx_GOTREF(__pyx_t_3);
+    __Pyx_Raise(__pyx_t_3, 0, 0, 0);
+    __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
+    __PYX_ERR(1, 222, __pyx_L1_error)
+
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":220
+ *                 raise ValueError(u"ndarray is not C contiguous")
+ * 
+ *             if ((flags & pybuf.PyBUF_F_CONTIGUOUS == pybuf.PyBUF_F_CONTIGUOUS)             # <<<<<<<<<<<<<<
+ *                 and not PyArray_CHKFLAGS(self, NPY_F_CONTIGUOUS)):
+ *                 raise ValueError(u"ndarray is not Fortran contiguous")
+ */
   }
 
-  /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":221
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":224
  *                 raise ValueError(u"ndarray is not Fortran contiguous")
  * 
  *             info.buf = PyArray_DATA(self)             # <<<<<<<<<<<<<<
@@ -2062,7 +2168,7 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  */
   __pyx_v_info->buf = PyArray_DATA(__pyx_v_self);
 
-  /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":222
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":225
  * 
  *             info.buf = PyArray_DATA(self)
  *             info.ndim = ndim             # <<<<<<<<<<<<<<
@@ -2071,17 +2177,17 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  */
   __pyx_v_info->ndim = __pyx_v_ndim;
 
-  /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":223
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":226
  *             info.buf = PyArray_DATA(self)
  *             info.ndim = ndim
  *             if copy_shape:             # <<<<<<<<<<<<<<
  *                 # Allocate new buffer for strides and shape info.
  *                 # This is allocated as one block, strides first.
  */
-  __pyx_t_2 = (__pyx_v_copy_shape != 0);
-  if (__pyx_t_2) {
+  __pyx_t_1 = (__pyx_v_copy_shape != 0);
+  if (__pyx_t_1) {
 
-    /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":226
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":229
  *                 # Allocate new buffer for strides and shape info.
  *                 # This is allocated as one block, strides first.
  *                 info.strides = <Py_ssize_t*>stdlib.malloc(sizeof(Py_ssize_t) * <size_t>ndim * 2)             # <<<<<<<<<<<<<<
@@ -2090,7 +2196,7 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  */
     __pyx_v_info->strides = ((Py_ssize_t *)malloc((((sizeof(Py_ssize_t)) * ((size_t)__pyx_v_ndim)) * 2)));
 
-    /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":227
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":230
  *                 # This is allocated as one block, strides first.
  *                 info.strides = <Py_ssize_t*>stdlib.malloc(sizeof(Py_ssize_t) * <size_t>ndim * 2)
  *                 info.shape = info.strides + ndim             # <<<<<<<<<<<<<<
@@ -2099,18 +2205,18 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  */
     __pyx_v_info->shape = (__pyx_v_info->strides + __pyx_v_ndim);
 
-    /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":228
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":231
  *                 info.strides = <Py_ssize_t*>stdlib.malloc(sizeof(Py_ssize_t) * <size_t>ndim * 2)
  *                 info.shape = info.strides + ndim
  *                 for i in range(ndim):             # <<<<<<<<<<<<<<
  *                     info.strides[i] = PyArray_STRIDES(self)[i]
  *                     info.shape[i] = PyArray_DIMS(self)[i]
  */
-    __pyx_t_5 = __pyx_v_ndim;
-    for (__pyx_t_6 = 0; __pyx_t_6 < __pyx_t_5; __pyx_t_6+=1) {
-      __pyx_v_i = __pyx_t_6;
+    __pyx_t_4 = __pyx_v_ndim;
+    for (__pyx_t_5 = 0; __pyx_t_5 < __pyx_t_4; __pyx_t_5+=1) {
+      __pyx_v_i = __pyx_t_5;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":229
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":232
  *                 info.shape = info.strides + ndim
  *                 for i in range(ndim):
  *                     info.strides[i] = PyArray_STRIDES(self)[i]             # <<<<<<<<<<<<<<
@@ -2119,7 +2225,7 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  */
       (__pyx_v_info->strides[__pyx_v_i]) = (PyArray_STRIDES(__pyx_v_self)[__pyx_v_i]);
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":230
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":233
  *                 for i in range(ndim):
  *                     info.strides[i] = PyArray_STRIDES(self)[i]
  *                     info.shape[i] = PyArray_DIMS(self)[i]             # <<<<<<<<<<<<<<
@@ -2128,20 +2234,28 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  */
       (__pyx_v_info->shape[__pyx_v_i]) = (PyArray_DIMS(__pyx_v_self)[__pyx_v_i]);
     }
-    goto __pyx_L7;
+
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":226
+ *             info.buf = PyArray_DATA(self)
+ *             info.ndim = ndim
+ *             if copy_shape:             # <<<<<<<<<<<<<<
+ *                 # Allocate new buffer for strides and shape info.
+ *                 # This is allocated as one block, strides first.
+ */
+    goto __pyx_L11;
   }
-  /*else*/ {
 
-    /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":232
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":235
  *                     info.shape[i] = PyArray_DIMS(self)[i]
  *             else:
  *                 info.strides = <Py_ssize_t*>PyArray_STRIDES(self)             # <<<<<<<<<<<<<<
  *                 info.shape = <Py_ssize_t*>PyArray_DIMS(self)
  *             info.suboffsets = NULL
  */
+  /*else*/ {
     __pyx_v_info->strides = ((Py_ssize_t *)PyArray_STRIDES(__pyx_v_self));
 
-    /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":233
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":236
  *             else:
  *                 info.strides = <Py_ssize_t*>PyArray_STRIDES(self)
  *                 info.shape = <Py_ssize_t*>PyArray_DIMS(self)             # <<<<<<<<<<<<<<
@@ -2150,9 +2264,9 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  */
     __pyx_v_info->shape = ((Py_ssize_t *)PyArray_DIMS(__pyx_v_self));
   }
-  __pyx_L7:;
+  __pyx_L11:;
 
-  /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":234
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":237
  *                 info.strides = <Py_ssize_t*>PyArray_STRIDES(self)
  *                 info.shape = <Py_ssize_t*>PyArray_DIMS(self)
  *             info.suboffsets = NULL             # <<<<<<<<<<<<<<
@@ -2161,7 +2275,7 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  */
   __pyx_v_info->suboffsets = NULL;
 
-  /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":235
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":238
  *                 info.shape = <Py_ssize_t*>PyArray_DIMS(self)
  *             info.suboffsets = NULL
  *             info.itemsize = PyArray_ITEMSIZE(self)             # <<<<<<<<<<<<<<
@@ -2170,7 +2284,7 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  */
   __pyx_v_info->itemsize = PyArray_ITEMSIZE(__pyx_v_self);
 
-  /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":236
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":239
  *             info.suboffsets = NULL
  *             info.itemsize = PyArray_ITEMSIZE(self)
  *             info.readonly = not PyArray_ISWRITEABLE(self)             # <<<<<<<<<<<<<<
@@ -2179,28 +2293,28 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
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   __pyx_v_info->readonly = (!(PyArray_ISWRITEABLE(__pyx_v_self) != 0));
 
-  /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":239
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":242
  * 
  *             cdef int t
  *             cdef char* f = NULL             # <<<<<<<<<<<<<<
  *             cdef dtype descr = self.descr
- *             cdef list stack
+ *             cdef int offset
  */
   __pyx_v_f = NULL;
 
-  /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":240
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":243
  *             cdef int t
  *             cdef char* f = NULL
  *             cdef dtype descr = self.descr             # <<<<<<<<<<<<<<
- *             cdef list stack
  *             cdef int offset
+ * 
  */
-  __pyx_t_4 = ((PyObject *)__pyx_v_self->descr);
-  __Pyx_INCREF(__pyx_t_4);
-  __pyx_v_descr = ((PyArray_Descr *)__pyx_t_4);
-  __pyx_t_4 = 0;
+  __pyx_t_3 = ((PyObject *)__pyx_v_self->descr);
+  __Pyx_INCREF(__pyx_t_3);
+  __pyx_v_descr = ((PyArray_Descr *)__pyx_t_3);
+  __pyx_t_3 = 0;
 
-  /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":244
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":246
  *             cdef int offset
  * 
  *             cdef bint hasfields = PyDataType_HASFIELDS(descr)             # <<<<<<<<<<<<<<
@@ -2209,7 +2323,7 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  */
   __pyx_v_hasfields = PyDataType_HASFIELDS(__pyx_v_descr);
 
-  /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":246
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":248
  *             cdef bint hasfields = PyDataType_HASFIELDS(descr)
  * 
  *             if not hasfields and not copy_shape:             # <<<<<<<<<<<<<<
@@ -2218,14 +2332,16 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
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   __pyx_t_2 = ((!(__pyx_v_hasfields != 0)) != 0);
   if (__pyx_t_2) {
-    __pyx_t_3 = ((!(__pyx_v_copy_shape != 0)) != 0);
-    __pyx_t_1 = __pyx_t_3;
   } else {
     __pyx_t_1 = __pyx_t_2;
+    goto __pyx_L15_bool_binop_done;
   }
+  __pyx_t_2 = ((!(__pyx_v_copy_shape != 0)) != 0);
+  __pyx_t_1 = __pyx_t_2;
+  __pyx_L15_bool_binop_done:;
   if (__pyx_t_1) {
 
-    /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":248
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":250
  *             if not hasfields and not copy_shape:
  *                 # do not call releasebuffer
  *                 info.obj = None             # <<<<<<<<<<<<<<
@@ -2237,26 +2353,34 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
     __Pyx_GOTREF(__pyx_v_info->obj);
     __Pyx_DECREF(__pyx_v_info->obj);
     __pyx_v_info->obj = Py_None;
-    goto __pyx_L10;
+
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":248
+ *             cdef bint hasfields = PyDataType_HASFIELDS(descr)
+ * 
+ *             if not hasfields and not copy_shape:             # <<<<<<<<<<<<<<
+ *                 # do not call releasebuffer
+ *                 info.obj = None
+ */
+    goto __pyx_L14;
   }
-  /*else*/ {
 
-    /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":251
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":253
  *             else:
  *                 # need to call releasebuffer
  *                 info.obj = self             # <<<<<<<<<<<<<<
  * 
  *             if not hasfields:
  */
+  /*else*/ {
     __Pyx_INCREF(((PyObject *)__pyx_v_self));
     __Pyx_GIVEREF(((PyObject *)__pyx_v_self));
     __Pyx_GOTREF(__pyx_v_info->obj);
     __Pyx_DECREF(__pyx_v_info->obj);
     __pyx_v_info->obj = ((PyObject *)__pyx_v_self);
   }
-  __pyx_L10:;
+  __pyx_L14:;
 
-  /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":253
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":255
  *                 info.obj = self
  * 
  *             if not hasfields:             # <<<<<<<<<<<<<<
@@ -2266,86 +2390,97 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
   __pyx_t_1 = ((!(__pyx_v_hasfields != 0)) != 0);
   if (__pyx_t_1) {
 
-    /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":254
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":256
  * 
  *             if not hasfields:
  *                 t = descr.type_num             # <<<<<<<<<<<<<<
  *                 if ((descr.byteorder == c'>' and little_endian) or
  *                     (descr.byteorder == c'<' and not little_endian)):
  */
-    __pyx_t_5 = __pyx_v_descr->type_num;
-    __pyx_v_t = __pyx_t_5;
+    __pyx_t_4 = __pyx_v_descr->type_num;
+    __pyx_v_t = __pyx_t_4;
 
-    /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":255
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":257
  *             if not hasfields:
  *                 t = descr.type_num
  *                 if ((descr.byteorder == c'>' and little_endian) or             # <<<<<<<<<<<<<<
  *                     (descr.byteorder == c'<' and not little_endian)):
  *                     raise ValueError(u"Non-native byte order not supported")
  */
-    __pyx_t_1 = ((__pyx_v_descr->byteorder == '>') != 0);
-    if (__pyx_t_1) {
-      __pyx_t_2 = (__pyx_v_little_endian != 0);
+    __pyx_t_2 = ((__pyx_v_descr->byteorder == '>') != 0);
+    if (!__pyx_t_2) {
+      goto __pyx_L20_next_or;
     } else {
-      __pyx_t_2 = __pyx_t_1;
     }
+    __pyx_t_2 = (__pyx_v_little_endian != 0);
     if (!__pyx_t_2) {
+    } else {
+      __pyx_t_1 = __pyx_t_2;
+      goto __pyx_L19_bool_binop_done;
+    }
+    __pyx_L20_next_or:;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":256
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":258
  *                 t = descr.type_num
  *                 if ((descr.byteorder == c'>' and little_endian) or
  *                     (descr.byteorder == c'<' and not little_endian)):             # <<<<<<<<<<<<<<
  *                     raise ValueError(u"Non-native byte order not supported")
  *                 if   t == NPY_BYTE:        f = "b"
  */
-      __pyx_t_1 = ((__pyx_v_descr->byteorder == '<') != 0);
-      if (__pyx_t_1) {
-        __pyx_t_3 = ((!(__pyx_v_little_endian != 0)) != 0);
-        __pyx_t_7 = __pyx_t_3;
-      } else {
-        __pyx_t_7 = __pyx_t_1;
-      }
-      __pyx_t_1 = __pyx_t_7;
+    __pyx_t_2 = ((__pyx_v_descr->byteorder == '<') != 0);
+    if (__pyx_t_2) {
     } else {
       __pyx_t_1 = __pyx_t_2;
+      goto __pyx_L19_bool_binop_done;
     }
+    __pyx_t_2 = ((!(__pyx_v_little_endian != 0)) != 0);
+    __pyx_t_1 = __pyx_t_2;
+    __pyx_L19_bool_binop_done:;
+
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":257
+ *             if not hasfields:
+ *                 t = descr.type_num
+ *                 if ((descr.byteorder == c'>' and little_endian) or             # <<<<<<<<<<<<<<
+ *                     (descr.byteorder == c'<' and not little_endian)):
+ *                     raise ValueError(u"Non-native byte order not supported")
+ */
     if (__pyx_t_1) {
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":257
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":259
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-      __Pyx_Raise(__pyx_t_4, 0, 0, 0);
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-      {__pyx_filename = __pyx_f[1]; __pyx_lineno = 257; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-    }
+      __pyx_t_3 = __Pyx_PyObject_Call(__pyx_builtin_ValueError, __pyx_tuple__4, NULL); if (unlikely(!__pyx_t_3)) __PYX_ERR(1, 259, __pyx_L1_error)
+      __Pyx_GOTREF(__pyx_t_3);
+      __Pyx_Raise(__pyx_t_3, 0, 0, 0);
+      __Pyx_DECREF(__pyx_t_3); __pyx_t_3 = 0;
+      __PYX_ERR(1, 259, __pyx_L1_error)
 
-    /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":274
- *                 elif t == NPY_CDOUBLE:     f = "Zd"
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- *                 elif t == NPY_OBJECT:      f = "O"             # <<<<<<<<<<<<<<
- *                 else:
- *                     raise ValueError(u"unknown dtype code in numpy.pxd (%d)" % t)
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":257
+ *             if not hasfields:
+ *                 t = descr.type_num
+ *                 if ((descr.byteorder == c'>' and little_endian) or             # <<<<<<<<<<<<<<
+ *                     (descr.byteorder == c'<' and not little_endian)):
+ *                     raise ValueError(u"Non-native byte order not supported")
  */
-    switch (__pyx_v_t) {
+    }
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":258
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":260
  *                     (descr.byteorder == c'<' and not little_endian)):
  *                     raise ValueError(u"Non-native byte order not supported")
  *                 if   t == NPY_BYTE:        f = "b"             # <<<<<<<<<<<<<<
  *                 elif t == NPY_UBYTE:       f = "B"
  *                 elif t == NPY_SHORT:       f = "h"
  */
+    switch (__pyx_v_t) {
       case NPY_BYTE:
-      __pyx_v_f = __pyx_k_b;
+      __pyx_v_f = ((char *)"b");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":259
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":261
  *                     raise ValueError(u"Non-native byte order not supported")
  *                 if   t == NPY_BYTE:        f = "b"
  *                 elif t == NPY_UBYTE:       f = "B"             # <<<<<<<<<<<<<<
@@ -2353,10 +2488,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  *                 elif t == NPY_USHORT:      f = "H"
  */
       case NPY_UBYTE:
-      __pyx_v_f = __pyx_k_B;
+      __pyx_v_f = ((char *)"B");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":260
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":262
  *                 if   t == NPY_BYTE:        f = "b"
  *                 elif t == NPY_UBYTE:       f = "B"
  *                 elif t == NPY_SHORT:       f = "h"             # <<<<<<<<<<<<<<
@@ -2364,10 +2499,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  *                 elif t == NPY_INT:         f = "i"
  */
       case NPY_SHORT:
-      __pyx_v_f = __pyx_k_h;
+      __pyx_v_f = ((char *)"h");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":261
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":263
  *                 elif t == NPY_UBYTE:       f = "B"
  *                 elif t == NPY_SHORT:       f = "h"
  *                 elif t == NPY_USHORT:      f = "H"             # <<<<<<<<<<<<<<
@@ -2375,10 +2510,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  *                 elif t == NPY_UINT:        f = "I"
  */
       case NPY_USHORT:
-      __pyx_v_f = __pyx_k_H;
+      __pyx_v_f = ((char *)"H");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":262
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":264
  *                 elif t == NPY_SHORT:       f = "h"
  *                 elif t == NPY_USHORT:      f = "H"
  *                 elif t == NPY_INT:         f = "i"             # <<<<<<<<<<<<<<
@@ -2386,10 +2521,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  *                 elif t == NPY_LONG:        f = "l"
  */
       case NPY_INT:
-      __pyx_v_f = __pyx_k_i;
+      __pyx_v_f = ((char *)"i");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":263
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":265
  *                 elif t == NPY_USHORT:      f = "H"
  *                 elif t == NPY_INT:         f = "i"
  *                 elif t == NPY_UINT:        f = "I"             # <<<<<<<<<<<<<<
@@ -2397,10 +2532,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  *                 elif t == NPY_ULONG:       f = "L"
  */
       case NPY_UINT:
-      __pyx_v_f = __pyx_k_I;
+      __pyx_v_f = ((char *)"I");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":264
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":266
  *                 elif t == NPY_INT:         f = "i"
  *                 elif t == NPY_UINT:        f = "I"
  *                 elif t == NPY_LONG:        f = "l"             # <<<<<<<<<<<<<<
@@ -2408,10 +2543,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  *                 elif t == NPY_LONGLONG:    f = "q"
  */
       case NPY_LONG:
-      __pyx_v_f = __pyx_k_l;
+      __pyx_v_f = ((char *)"l");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":265
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":267
  *                 elif t == NPY_UINT:        f = "I"
  *                 elif t == NPY_LONG:        f = "l"
  *                 elif t == NPY_ULONG:       f = "L"             # <<<<<<<<<<<<<<
@@ -2419,10 +2554,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  *                 elif t == NPY_ULONGLONG:   f = "Q"
  */
       case NPY_ULONG:
-      __pyx_v_f = __pyx_k_L;
+      __pyx_v_f = ((char *)"L");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":266
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":268
  *                 elif t == NPY_LONG:        f = "l"
  *                 elif t == NPY_ULONG:       f = "L"
  *                 elif t == NPY_LONGLONG:    f = "q"             # <<<<<<<<<<<<<<
@@ -2430,10 +2565,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  *                 elif t == NPY_FLOAT:       f = "f"
  */
       case NPY_LONGLONG:
-      __pyx_v_f = __pyx_k_q;
+      __pyx_v_f = ((char *)"q");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":267
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":269
  *                 elif t == NPY_ULONG:       f = "L"
  *                 elif t == NPY_LONGLONG:    f = "q"
  *                 elif t == NPY_ULONGLONG:   f = "Q"             # <<<<<<<<<<<<<<
@@ -2441,10 +2576,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  *                 elif t == NPY_DOUBLE:      f = "d"
  */
       case NPY_ULONGLONG:
-      __pyx_v_f = __pyx_k_Q;
+      __pyx_v_f = ((char *)"Q");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":268
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":270
  *                 elif t == NPY_LONGLONG:    f = "q"
  *                 elif t == NPY_ULONGLONG:   f = "Q"
  *                 elif t == NPY_FLOAT:       f = "f"             # <<<<<<<<<<<<<<
@@ -2452,10 +2587,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  *                 elif t == NPY_LONGDOUBLE:  f = "g"
  */
       case NPY_FLOAT:
-      __pyx_v_f = __pyx_k_f;
+      __pyx_v_f = ((char *)"f");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":269
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":271
  *                 elif t == NPY_ULONGLONG:   f = "Q"
  *                 elif t == NPY_FLOAT:       f = "f"
  *                 elif t == NPY_DOUBLE:      f = "d"             # <<<<<<<<<<<<<<
@@ -2463,10 +2598,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  *                 elif t == NPY_CFLOAT:      f = "Zf"
  */
       case NPY_DOUBLE:
-      __pyx_v_f = __pyx_k_d;
+      __pyx_v_f = ((char *)"d");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":270
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":272
  *                 elif t == NPY_FLOAT:       f = "f"
  *                 elif t == NPY_DOUBLE:      f = "d"
  *                 elif t == NPY_LONGDOUBLE:  f = "g"             # <<<<<<<<<<<<<<
@@ -2474,10 +2609,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  *                 elif t == NPY_CDOUBLE:     f = "Zd"
  */
       case NPY_LONGDOUBLE:
-      __pyx_v_f = __pyx_k_g;
+      __pyx_v_f = ((char *)"g");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":271
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":273
  *                 elif t == NPY_DOUBLE:      f = "d"
  *                 elif t == NPY_LONGDOUBLE:  f = "g"
  *                 elif t == NPY_CFLOAT:      f = "Zf"             # <<<<<<<<<<<<<<
@@ -2485,10 +2620,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  *                 elif t == NPY_CLONGDOUBLE: f = "Zg"
  */
       case NPY_CFLOAT:
-      __pyx_v_f = __pyx_k_Zf;
+      __pyx_v_f = ((char *)"Zf");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":272
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":274
  *                 elif t == NPY_LONGDOUBLE:  f = "g"
  *                 elif t == NPY_CFLOAT:      f = "Zf"
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@@ -2496,10 +2631,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  *                 elif t == NPY_OBJECT:      f = "O"
  */
       case NPY_CDOUBLE:
-      __pyx_v_f = __pyx_k_Zd;
+      __pyx_v_f = ((char *)"Zd");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":273
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":275
  *                 elif t == NPY_CFLOAT:      f = "Zf"
  *                 elif t == NPY_CDOUBLE:     f = "Zd"
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@@ -2507,10 +2642,10 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
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  */
       case NPY_CLONGDOUBLE:
-      __pyx_v_f = __pyx_k_Zg;
+      __pyx_v_f = ((char *)"Zg");
       break;
 
-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":274
+      /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":276
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  *                 elif t == NPY_CLONGDOUBLE: f = "Zg"
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  */
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-      __pyx_v_f = __pyx_k_O;
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-      /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":276
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-    /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":277
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":279
  *                 else:
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  *                 info.format = f             # <<<<<<<<<<<<<<
@@ -2557,7 +2692,7 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
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-    /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":278
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":280
  *                     raise ValueError(u"unknown dtype code in numpy.pxd (%d)" % t)
  *                 info.format = f
  *                 return             # <<<<<<<<<<<<<<
@@ -2566,19 +2701,27 @@ static int __pyx_pf_5numpy_7ndarray___getbuffer__(PyArrayObject *__pyx_v_self, P
  */
     __pyx_r = 0;
     goto __pyx_L0;
+
+    /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":255
+ *                 info.obj = self
+ * 
+ *             if not hasfields:             # <<<<<<<<<<<<<<
+ *                 t = descr.type_num
+ *                 if ((descr.byteorder == c'>' and little_endian) or
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   }
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-    /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":280
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":282
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   0, /*tp_compare*/
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+  0, /*tp_as_async*/
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-  {&__pyx_n_s_xml, __pyx_k_xml, sizeof(__pyx_k_xml), 0, 0, 1, 1},
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 static int __Pyx_InitCachedBuiltins(void) {
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+  __pyx_builtin_range = __Pyx_GetBuiltinName(__pyx_n_s_range); if (!__pyx_builtin_range) __PYX_ERR(1, 231, __pyx_L1_error)
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-  /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":803
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 {
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-  if (__Pyx_CyFunction_init() < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  if (__pyx_Generator_init() < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
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-  __pyx_m = Py_InitModule4(__Pyx_NAMESTR("libpdalpython"), __pyx_methods, 0, 0, PYTHON_API_VERSION); Py_XINCREF(__pyx_m);
+  __pyx_m = Py_InitModule4("libpdalpython", __pyx_methods, 0, 0, PYTHON_API_VERSION); Py_XINCREF(__pyx_m);
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+  if (PyObject_SetAttrString(__pyx_m, "__builtins__", __pyx_b) < 0) __PYX_ERR(0, 1, __pyx_L1_error);
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-  0); if (unlikely(!__pyx_ptype_7cpython_4type_type)) {__pyx_filename = __pyx_f[2]; __pyx_lineno = 9; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_ptype_5numpy_dtype = __Pyx_ImportType("numpy", "dtype", sizeof(PyArray_Descr), 0); if (unlikely(!__pyx_ptype_5numpy_dtype)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 155; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_ptype_5numpy_flatiter = __Pyx_ImportType("numpy", "flatiter", sizeof(PyArrayIterObject), 0); if (unlikely(!__pyx_ptype_5numpy_flatiter)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 165; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_ptype_5numpy_broadcast = __Pyx_ImportType("numpy", "broadcast", sizeof(PyArrayMultiIterObject), 0); if (unlikely(!__pyx_ptype_5numpy_broadcast)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 169; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_ptype_5numpy_ndarray = __Pyx_ImportType("numpy", "ndarray", sizeof(PyArrayObject), 0); if (unlikely(!__pyx_ptype_5numpy_ndarray)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 178; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_ptype_5numpy_ufunc = __Pyx_ImportType("numpy", "ufunc", sizeof(PyUFuncObject), 0); if (unlikely(!__pyx_ptype_5numpy_ufunc)) {__pyx_filename = __pyx_f[1]; __pyx_lineno = 861; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_ptype_7cpython_4bool_bool = __Pyx_ImportType(__Pyx_BUILTIN_MODULE_NAME, "bool", sizeof(PyBoolObject), 0); if (unlikely(!__pyx_ptype_7cpython_4bool_bool)) {__pyx_filename = __pyx_f[3]; __pyx_lineno = 8; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
-  __pyx_ptype_7cpython_7complex_complex = __Pyx_ImportType(__Pyx_BUILTIN_MODULE_NAME, "complex", sizeof(PyComplexObject), 0); if (unlikely(!__pyx_ptype_7cpython_7complex_complex)) {__pyx_filename = __pyx_f[4]; __pyx_lineno = 15; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  0); if (unlikely(!__pyx_ptype_7cpython_4type_type)) __PYX_ERR(2, 9, __pyx_L1_error)
+  __pyx_ptype_7cpython_4bool_bool = __Pyx_ImportType(__Pyx_BUILTIN_MODULE_NAME, "bool", sizeof(PyBoolObject), 0); if (unlikely(!__pyx_ptype_7cpython_4bool_bool)) __PYX_ERR(3, 8, __pyx_L1_error)
+  __pyx_ptype_7cpython_7complex_complex = __Pyx_ImportType(__Pyx_BUILTIN_MODULE_NAME, "complex", sizeof(PyComplexObject), 0); if (unlikely(!__pyx_ptype_7cpython_7complex_complex)) __PYX_ERR(4, 15, __pyx_L1_error)
+  __pyx_ptype_5numpy_dtype = __Pyx_ImportType("numpy", "dtype", sizeof(PyArray_Descr), 0); if (unlikely(!__pyx_ptype_5numpy_dtype)) __PYX_ERR(1, 155, __pyx_L1_error)
+  __pyx_ptype_5numpy_flatiter = __Pyx_ImportType("numpy", "flatiter", sizeof(PyArrayIterObject), 0); if (unlikely(!__pyx_ptype_5numpy_flatiter)) __PYX_ERR(1, 168, __pyx_L1_error)
+  __pyx_ptype_5numpy_broadcast = __Pyx_ImportType("numpy", "broadcast", sizeof(PyArrayMultiIterObject), 0); if (unlikely(!__pyx_ptype_5numpy_broadcast)) __PYX_ERR(1, 172, __pyx_L1_error)
+  __pyx_ptype_5numpy_ndarray = __Pyx_ImportType("numpy", "ndarray", sizeof(PyArrayObject), 0); if (unlikely(!__pyx_ptype_5numpy_ndarray)) __PYX_ERR(1, 181, __pyx_L1_error)
+  __pyx_ptype_5numpy_ufunc = __Pyx_ImportType("numpy", "ufunc", sizeof(PyUFuncObject), 0); if (unlikely(!__pyx_ptype_5numpy_ufunc)) __PYX_ERR(1, 861, __pyx_L1_error)
   /*--- Variable import code ---*/
   /*--- Function import code ---*/
   /*--- Execution code ---*/
+  #if defined(__Pyx_Generator_USED) || defined(__Pyx_Coroutine_USED)
+  if (__Pyx_patch_abc() < 0) __PYX_ERR(0, 1, __pyx_L1_error)
+  #endif
 
   /* "pdal/libpdalpython.pyx":7
  * from cpython.version cimport PY_MAJOR_VERSION
@@ -4199,23 +4412,28 @@ PyMODINIT_FUNC PyInit_libpdalpython(void)
  * 
  * from libcpp.vector cimport vector
  */
-  __pyx_t_1 = PyDict_New(); if (unlikely(!__pyx_t_1)) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  __pyx_t_1 = PyDict_New(); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 1, __pyx_L1_error)
   __Pyx_GOTREF(__pyx_t_1);
-  if (PyDict_SetItem(__pyx_d, __pyx_n_s_test, __pyx_t_1) < 0) {__pyx_filename = __pyx_f[0]; __pyx_lineno = 1; __pyx_clineno = __LINE__; goto __pyx_L1_error;}
+  if (PyDict_SetItem(__pyx_d, __pyx_n_s_test, __pyx_t_1) < 0) __PYX_ERR(0, 1, __pyx_L1_error)
   __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
 
-  /* "/Library/Python/2.7/site-packages/Cython-0.20.1-py2.7-macosx-10.9-intel.egg/Cython/Includes/numpy/__init__.pxd":976
+  /* "../../../../../../usr/local/lib/python3.5/site-packages/Cython/Includes/numpy/__init__.pxd":976
  *      arr.base = baseptr
  * 
  * cdef inline object get_array_base(ndarray arr):             # <<<<<<<<<<<<<<
  *     if arr.base is NULL:
  *         return None
  */
+
+  /*--- Wrapped vars code ---*/
+
   goto __pyx_L0;
   __pyx_L1_error:;
   __Pyx_XDECREF(__pyx_t_1);
   if (__pyx_m) {
-    __Pyx_AddTraceback("init pdal.libpdalpython", __pyx_clineno, __pyx_lineno, __pyx_filename);
+    if (__pyx_d) {
+      __Pyx_AddTraceback("init pdal.libpdalpython", __pyx_clineno, __pyx_lineno, __pyx_filename);
+    }
     Py_DECREF(__pyx_m); __pyx_m = 0;
   } else if (!PyErr_Occurred()) {
     PyErr_SetString(PyExc_ImportError, "init pdal.libpdalpython");
@@ -4229,7 +4447,8 @@ PyMODINIT_FUNC PyInit_libpdalpython(void)
   #endif
 }
 
-/* Runtime support code */
+/* --- Runtime support code --- */
+/* Refnanny */
 #if CYTHON_REFNANNY
 static __Pyx_RefNannyAPIStruct *__Pyx_RefNannyImportAPI(const char *modname) {
     PyObject *m = NULL, *p = NULL;
@@ -4244,8 +4463,9 @@ end:
     Py_XDECREF(m);
     return (__Pyx_RefNannyAPIStruct *)r;
 }
-#endif /* CYTHON_REFNANNY */
+#endif
 
+/* GetBuiltinName */
 static PyObject *__Pyx_GetBuiltinName(PyObject *name) {
     PyObject* result = __Pyx_PyObject_GetAttrStr(__pyx_b, name);
     if (unlikely(!result)) {
@@ -4259,6 +4479,7 @@ static PyObject *__Pyx_GetBuiltinName(PyObject *name) {
     return result;
 }
 
+/* RaiseDoubleKeywords */
 static void __Pyx_RaiseDoubleKeywordsError(
     const char* func_name,
     PyObject* kw_name)
@@ -4272,6 +4493,7 @@ static void __Pyx_RaiseDoubleKeywordsError(
         #endif
 }
 
+/* ParseKeywords */
 static int __Pyx_ParseOptionalKeywords(
     PyObject *kwds,
     PyObject **argnames[],
@@ -4373,6 +4595,7 @@ bad:
     return -1;
 }
 
+/* RaiseArgTupleInvalid */
 static void __Pyx_RaiseArgtupleInvalid(
     const char* func_name,
     int exact,
@@ -4398,6 +4621,7 @@ static void __Pyx_RaiseArgtupleInvalid(
                  (num_expected == 1) ? "" : "s", num_found);
 }
 
+/* ArgTypeTest */
 static void __Pyx_RaiseArgumentTypeInvalid(const char* name, PyObject *obj, PyTypeObject *type) {
     PyErr_Format(PyExc_TypeError,
         "Argument '%.200s' has incorrect type (expected %.200s, got %.200s)",
@@ -4424,13 +4648,20 @@ static CYTHON_INLINE int __Pyx_ArgTypeTest(PyObject *obj, PyTypeObject *type, in
     return 0;
 }
 
+/* decode_c_string */
 static CYTHON_INLINE PyObject* __Pyx_decode_c_string(
          const char* cstring, Py_ssize_t start, Py_ssize_t stop,
          const char* encoding, const char* errors,
          PyObject* (*decode_func)(const char *s, Py_ssize_t size, const char *errors)) {
     Py_ssize_t length;
     if (unlikely((start < 0) | (stop < 0))) {
-        length = strlen(cstring);
+        size_t slen = strlen(cstring);
+        if (unlikely(slen > (size_t) PY_SSIZE_T_MAX)) {
+            PyErr_SetString(PyExc_OverflowError,
+                            "c-string too long to convert to Python");
+            return NULL;
+        }
+        length = (Py_ssize_t) slen;
         if (start < 0) {
             start += length;
             if (start < 0)
@@ -4450,20 +4681,17 @@ static CYTHON_INLINE PyObject* __Pyx_decode_c_string(
     }
 }
 
+/* PyObjectCall */
 #if CYTHON_COMPILING_IN_CPYTHON
 static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg, PyObject *kw) {
     PyObject *result;
     ternaryfunc call = func->ob_type->tp_call;
     if (unlikely(!call))
         return PyObject_Call(func, arg, kw);
-#if PY_VERSION_HEX >= 0x02060000
     if (unlikely(Py_EnterRecursiveCall((char*)" while calling a Python object")))
         return NULL;
-#endif
     result = (*call)(func, arg, kw);
-#if PY_VERSION_HEX >= 0x02060000
     Py_LeaveRecursiveCall();
-#endif
     if (unlikely(!result) && unlikely(!PyErr_Occurred())) {
         PyErr_SetString(
             PyExc_SystemError,
@@ -4473,10 +4701,10 @@ static CYTHON_INLINE PyObject* __Pyx_PyObject_Call(PyObject *func, PyObject *arg
 }
 #endif
 
-static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyObject *tb) {
+/* PyErrFetchRestore */
 #if CYTHON_COMPILING_IN_CPYTHON
+static CYTHON_INLINE void __Pyx_ErrRestoreInState(PyThreadState *tstate, PyObject *type, PyObject *value, PyObject *tb) {
     PyObject *tmp_type, *tmp_value, *tmp_tb;
-    PyThreadState *tstate = PyThreadState_GET();
     tmp_type = tstate->curexc_type;
     tmp_value = tstate->curexc_value;
     tmp_tb = tstate->curexc_traceback;
@@ -4486,27 +4714,22 @@ static CYTHON_INLINE void __Pyx_ErrRestore(PyObject *type, PyObject *value, PyOb
     Py_XDECREF(tmp_type);
     Py_XDECREF(tmp_value);
     Py_XDECREF(tmp_tb);
-#else
-    PyErr_Restore(type, value, tb);
-#endif
 }
-static CYTHON_INLINE void __Pyx_ErrFetch(PyObject **type, PyObject **value, PyObject **tb) {
-#if CYTHON_COMPILING_IN_CPYTHON
-    PyThreadState *tstate = PyThreadState_GET();
+static CYTHON_INLINE void __Pyx_ErrFetchInState(PyThreadState *tstate, PyObject **type, PyObject **value, PyObject **tb) {
     *type = tstate->curexc_type;
     *value = tstate->curexc_value;
     *tb = tstate->curexc_traceback;
     tstate->curexc_type = 0;
     tstate->curexc_value = 0;
     tstate->curexc_traceback = 0;
-#else
-    PyErr_Fetch(type, value, tb);
-#endif
 }
+#endif
 
+/* RaiseException */
 #if PY_MAJOR_VERSION < 3
 static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb,
                         CYTHON_UNUSED PyObject *cause) {
+    __Pyx_PyThreadState_declare
     Py_XINCREF(type);
     if (!value || value == Py_None)
         value = NULL;
@@ -4522,11 +4745,7 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb,
             goto raise_error;
         }
     }
-    #if PY_VERSION_HEX < 0x02050000
-    if (PyClass_Check(type)) {
-    #else
     if (PyType_Check(type)) {
-    #endif
 #if CYTHON_COMPILING_IN_PYPY
         if (!value) {
             Py_INCREF(Py_None);
@@ -4541,17 +4760,6 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb,
             goto raise_error;
         }
         value = type;
-        #if PY_VERSION_HEX < 0x02050000
-        if (PyInstance_Check(type)) {
-            type = (PyObject*) ((PyInstanceObject*)type)->in_class;
-            Py_INCREF(type);
-        } else {
-            type = 0;
-            PyErr_SetString(PyExc_TypeError,
-                "raise: exception must be an old-style class or instance");
-            goto raise_error;
-        }
-        #else
         type = (PyObject*) Py_TYPE(type);
         Py_INCREF(type);
         if (!PyType_IsSubtype((PyTypeObject *)type, (PyTypeObject *)PyExc_BaseException)) {
@@ -4559,8 +4767,8 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb,
                 "raise: exception class must be a subclass of BaseException");
             goto raise_error;
         }
-        #endif
     }
+    __Pyx_PyThreadState_assign
     __Pyx_ErrRestore(type, value, tb);
     return;
 raise_error:
@@ -4569,7 +4777,7 @@ raise_error:
     Py_XDECREF(tb);
     return;
 }
-#else /* Python 3+ */
+#else
 static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject *cause) {
     PyObject* owned_instance = NULL;
     if (tb == Py_None) {
@@ -4594,10 +4802,13 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject
         if (value && PyExceptionInstance_Check(value)) {
             instance_class = (PyObject*) Py_TYPE(value);
             if (instance_class != type) {
-                if (PyObject_IsSubclass(instance_class, type)) {
-                    type = instance_class;
-                } else {
+                int is_subclass = PyObject_IsSubclass(instance_class, type);
+                if (!is_subclass) {
                     instance_class = NULL;
+                } else if (unlikely(is_subclass == -1)) {
+                    goto bad;
+                } else {
+                    type = instance_class;
                 }
             }
         }
@@ -4655,6 +4866,13 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject
     }
     PyErr_SetObject(type, value);
     if (tb) {
+#if CYTHON_COMPILING_IN_PYPY
+        PyObject *tmp_type, *tmp_value, *tmp_tb;
+        PyErr_Fetch(&tmp_type, &tmp_value, &tmp_tb);
+        Py_INCREF(tb);
+        PyErr_Restore(tmp_type, tmp_value, tb);
+        Py_XDECREF(tmp_tb);
+#else
         PyThreadState *tstate = PyThreadState_GET();
         PyObject* tmp_tb = tstate->curexc_traceback;
         if (tb != tmp_tb) {
@@ -4662,6 +4880,7 @@ static void __Pyx_Raise(PyObject *type, PyObject *value, PyObject *tb, PyObject
             tstate->curexc_traceback = tb;
             Py_XDECREF(tmp_tb);
         }
+#endif
     }
 bad:
     Py_XDECREF(owned_instance);
@@ -4669,22 +4888,26 @@ bad:
 }
 #endif
 
-static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected) {
+/* RaiseTooManyValuesToUnpack */
+  static CYTHON_INLINE void __Pyx_RaiseTooManyValuesError(Py_ssize_t expected) {
     PyErr_Format(PyExc_ValueError,
                  "too many values to unpack (expected %" CYTHON_FORMAT_SSIZE_T "d)", expected);
 }
 
-static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index) {
+/* RaiseNeedMoreValuesToUnpack */
+  static CYTHON_INLINE void __Pyx_RaiseNeedMoreValuesError(Py_ssize_t index) {
     PyErr_Format(PyExc_ValueError,
                  "need more than %" CYTHON_FORMAT_SSIZE_T "d value%.1s to unpack",
                  index, (index == 1) ? "" : "s");
 }
 
-static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void) {
+/* RaiseNoneIterError */
+  static CYTHON_INLINE void __Pyx_RaiseNoneNotIterableError(void) {
     PyErr_SetString(PyExc_TypeError, "'NoneType' object is not iterable");
 }
 
-static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) {
+/* ExtTypeTest */
+  static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) {
     if (unlikely(!type)) {
         PyErr_SetString(PyExc_SystemError, "Missing type object");
         return 0;
@@ -4696,46 +4919,209 @@ static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) {
     return 0;
 }
 
-#if CYTHON_CCOMPLEX
-  #ifdef __cplusplus
-    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
-      return ::std::complex< float >(x, y);
-    }
-  #else
-    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
-      return x + y*(__pyx_t_float_complex)_Complex_I;
+/* CodeObjectCache */
+  static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line) {
+    int start = 0, mid = 0, end = count - 1;
+    if (end >= 0 && code_line > entries[end].code_line) {
+        return count;
     }
-  #endif
-#else
-    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
-      __pyx_t_float_complex z;
-      z.real = x;
-      z.imag = y;
-      return z;
+    while (start < end) {
+        mid = start + (end - start) / 2;
+        if (code_line < entries[mid].code_line) {
+            end = mid;
+        } else if (code_line > entries[mid].code_line) {
+             start = mid + 1;
+        } else {
+            return mid;
+        }
     }
-#endif
-
-#if CYTHON_CCOMPLEX
-#else
-    static CYTHON_INLINE int __Pyx_c_eqf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
-       return (a.real == b.real) && (a.imag == b.imag);
+    if (code_line <= entries[mid].code_line) {
+        return mid;
+    } else {
+        return mid + 1;
     }
-    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sumf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
-        __pyx_t_float_complex z;
-        z.real = a.real + b.real;
-        z.imag = a.imag + b.imag;
-        return z;
+}
+static PyCodeObject *__pyx_find_code_object(int code_line) {
+    PyCodeObject* code_object;
+    int pos;
+    if (unlikely(!code_line) || unlikely(!__pyx_code_cache.entries)) {
+        return NULL;
     }
-    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_difff(__pyx_t_float_complex a, __pyx_t_float_complex b) {
-        __pyx_t_float_complex z;
-        z.real = a.real - b.real;
-        z.imag = a.imag - b.imag;
-        return z;
+    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
+    if (unlikely(pos >= __pyx_code_cache.count) || unlikely(__pyx_code_cache.entries[pos].code_line != code_line)) {
+        return NULL;
     }
-    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prodf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
-        __pyx_t_float_complex z;
-        z.real = a.real * b.real - a.imag * b.imag;
-        z.imag = a.real * b.imag + a.imag * b.real;
+    code_object = __pyx_code_cache.entries[pos].code_object;
+    Py_INCREF(code_object);
+    return code_object;
+}
+static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object) {
+    int pos, i;
+    __Pyx_CodeObjectCacheEntry* entries = __pyx_code_cache.entries;
+    if (unlikely(!code_line)) {
+        return;
+    }
+    if (unlikely(!entries)) {
+        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Malloc(64*sizeof(__Pyx_CodeObjectCacheEntry));
+        if (likely(entries)) {
+            __pyx_code_cache.entries = entries;
+            __pyx_code_cache.max_count = 64;
+            __pyx_code_cache.count = 1;
+            entries[0].code_line = code_line;
+            entries[0].code_object = code_object;
+            Py_INCREF(code_object);
+        }
+        return;
+    }
+    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
+    if ((pos < __pyx_code_cache.count) && unlikely(__pyx_code_cache.entries[pos].code_line == code_line)) {
+        PyCodeObject* tmp = entries[pos].code_object;
+        entries[pos].code_object = code_object;
+        Py_DECREF(tmp);
+        return;
+    }
+    if (__pyx_code_cache.count == __pyx_code_cache.max_count) {
+        int new_max = __pyx_code_cache.max_count + 64;
+        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Realloc(
+            __pyx_code_cache.entries, (size_t)new_max*sizeof(__Pyx_CodeObjectCacheEntry));
+        if (unlikely(!entries)) {
+            return;
+        }
+        __pyx_code_cache.entries = entries;
+        __pyx_code_cache.max_count = new_max;
+    }
+    for (i=__pyx_code_cache.count; i>pos; i--) {
+        entries[i] = entries[i-1];
+    }
+    entries[pos].code_line = code_line;
+    entries[pos].code_object = code_object;
+    __pyx_code_cache.count++;
+    Py_INCREF(code_object);
+}
+
+/* AddTraceback */
+  #include "compile.h"
+#include "frameobject.h"
+#include "traceback.h"
+static PyCodeObject* __Pyx_CreateCodeObjectForTraceback(
+            const char *funcname, int c_line,
+            int py_line, const char *filename) {
+    PyCodeObject *py_code = 0;
+    PyObject *py_srcfile = 0;
+    PyObject *py_funcname = 0;
+    #if PY_MAJOR_VERSION < 3
+    py_srcfile = PyString_FromString(filename);
+    #else
+    py_srcfile = PyUnicode_FromString(filename);
+    #endif
+    if (!py_srcfile) goto bad;
+    if (c_line) {
+        #if PY_MAJOR_VERSION < 3
+        py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
+        #else
+        py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
+        #endif
+    }
+    else {
+        #if PY_MAJOR_VERSION < 3
+        py_funcname = PyString_FromString(funcname);
+        #else
+        py_funcname = PyUnicode_FromString(funcname);
+        #endif
+    }
+    if (!py_funcname) goto bad;
+    py_code = __Pyx_PyCode_New(
+        0,
+        0,
+        0,
+        0,
+        0,
+        __pyx_empty_bytes, /*PyObject *code,*/
+        __pyx_empty_tuple, /*PyObject *consts,*/
+        __pyx_empty_tuple, /*PyObject *names,*/
+        __pyx_empty_tuple, /*PyObject *varnames,*/
+        __pyx_empty_tuple, /*PyObject *freevars,*/
+        __pyx_empty_tuple, /*PyObject *cellvars,*/
+        py_srcfile,   /*PyObject *filename,*/
+        py_funcname,  /*PyObject *name,*/
+        py_line,
+        __pyx_empty_bytes  /*PyObject *lnotab*/
+    );
+    Py_DECREF(py_srcfile);
+    Py_DECREF(py_funcname);
+    return py_code;
+bad:
+    Py_XDECREF(py_srcfile);
+    Py_XDECREF(py_funcname);
+    return NULL;
+}
+static void __Pyx_AddTraceback(const char *funcname, int c_line,
+                               int py_line, const char *filename) {
+    PyCodeObject *py_code = 0;
+    PyFrameObject *py_frame = 0;
+    py_code = __pyx_find_code_object(c_line ? c_line : py_line);
+    if (!py_code) {
+        py_code = __Pyx_CreateCodeObjectForTraceback(
+            funcname, c_line, py_line, filename);
+        if (!py_code) goto bad;
+        __pyx_insert_code_object(c_line ? c_line : py_line, py_code);
+    }
+    py_frame = PyFrame_New(
+        PyThreadState_GET(), /*PyThreadState *tstate,*/
+        py_code,             /*PyCodeObject *code,*/
+        __pyx_d,      /*PyObject *globals,*/
+        0                    /*PyObject *locals*/
+    );
+    if (!py_frame) goto bad;
+    py_frame->f_lineno = py_line;
+    PyTraceBack_Here(py_frame);
+bad:
+    Py_XDECREF(py_code);
+    Py_XDECREF(py_frame);
+}
+
+/* None */
+  #if CYTHON_CCOMPLEX
+  #ifdef __cplusplus
+    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
+      return ::std::complex< float >(x, y);
+    }
+  #else
+    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
+      return x + y*(__pyx_t_float_complex)_Complex_I;
+    }
+  #endif
+#else
+    static CYTHON_INLINE __pyx_t_float_complex __pyx_t_float_complex_from_parts(float x, float y) {
+      __pyx_t_float_complex z;
+      z.real = x;
+      z.imag = y;
+      return z;
+    }
+#endif
+
+/* None */
+  #if CYTHON_CCOMPLEX
+#else
+    static CYTHON_INLINE int __Pyx_c_eqf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
+       return (a.real == b.real) && (a.imag == b.imag);
+    }
+    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_sumf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
+        __pyx_t_float_complex z;
+        z.real = a.real + b.real;
+        z.imag = a.imag + b.imag;
+        return z;
+    }
+    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_difff(__pyx_t_float_complex a, __pyx_t_float_complex b) {
+        __pyx_t_float_complex z;
+        z.real = a.real - b.real;
+        z.imag = a.imag - b.imag;
+        return z;
+    }
+    static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_prodf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
+        __pyx_t_float_complex z;
+        z.real = a.real * b.real - a.imag * b.imag;
+        z.imag = a.real * b.imag + a.imag * b.real;
         return z;
     }
     static CYTHON_INLINE __pyx_t_float_complex __Pyx_c_quotf(__pyx_t_float_complex a, __pyx_t_float_complex b) {
@@ -4816,7 +5202,8 @@ static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) {
     #endif
 #endif
 
-#if CYTHON_CCOMPLEX
+/* None */
+  #if CYTHON_CCOMPLEX
   #ifdef __cplusplus
     static CYTHON_INLINE __pyx_t_double_complex __pyx_t_double_complex_from_parts(double x, double y) {
       return ::std::complex< double >(x, y);
@@ -4835,7 +5222,8 @@ static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) {
     }
 #endif
 
-#if CYTHON_CCOMPLEX
+/* None */
+  #if CYTHON_CCOMPLEX
 #else
     static CYTHON_INLINE int __Pyx_c_eq(__pyx_t_double_complex a, __pyx_t_double_complex b) {
        return (a.real == b.real) && (a.imag == b.imag);
@@ -4936,22 +5324,23 @@ static CYTHON_INLINE int __Pyx_TypeTest(PyObject *obj, PyTypeObject *type) {
     #endif
 #endif
 
-static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value) {
-    const int neg_one = (int) -1, const_zero = 0;
+/* CIntToPy */
+  static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value) {
+    const int neg_one = (int) -1, const_zero = (int) 0;
     const int is_unsigned = neg_one > const_zero;
     if (is_unsigned) {
         if (sizeof(int) < sizeof(long)) {
             return PyInt_FromLong((long) value);
         } else if (sizeof(int) <= sizeof(unsigned long)) {
             return PyLong_FromUnsignedLong((unsigned long) value);
-        } else if (sizeof(int) <= sizeof(unsigned long long)) {
-            return PyLong_FromUnsignedLongLong((unsigned long long) value);
+        } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
+            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
         }
     } else {
         if (sizeof(int) <= sizeof(long)) {
             return PyInt_FromLong((long) value);
-        } else if (sizeof(int) <= sizeof(long long)) {
-            return PyLong_FromLongLong((long long) value);
+        } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
+            return PyLong_FromLongLong((PY_LONG_LONG) value);
         }
     }
     {
@@ -4962,40 +5351,67 @@ static CYTHON_INLINE PyObject* __Pyx_PyInt_From_int(int value) {
     }
 }
 
-#define __PYX_VERIFY_RETURN_INT(target_type, func_type, func)             \
-    {                                                                     \
-        func_type value = func(x);                                        \
-        if (sizeof(target_type) < sizeof(func_type)) {                    \
-            if (unlikely(value != (func_type) (target_type) value)) {     \
-                func_type zero = 0;                                       \
-                PyErr_SetString(PyExc_OverflowError,                      \
-                    (is_unsigned && unlikely(value < zero)) ?             \
-                    "can't convert negative value to " #target_type :     \
-                    "value too large to convert to " #target_type);       \
-                return (target_type) -1;                                  \
-            }                                                             \
-        }                                                                 \
-        return (target_type) value;                                       \
+/* CIntFromPyVerify */
+  #define __PYX_VERIFY_RETURN_INT(target_type, func_type, func_value)\
+    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 0)
+#define __PYX_VERIFY_RETURN_INT_EXC(target_type, func_type, func_value)\
+    __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, 1)
+#define __PYX__VERIFY_RETURN_INT(target_type, func_type, func_value, exc)\
+    {\
+        func_type value = func_value;\
+        if (sizeof(target_type) < sizeof(func_type)) {\
+            if (unlikely(value != (func_type) (target_type) value)) {\
+                func_type zero = 0;\
+                if (exc && unlikely(value == (func_type)-1 && PyErr_Occurred()))\
+                    return (target_type) -1;\
+                if (is_unsigned && unlikely(value < zero))\
+                    goto raise_neg_overflow;\
+                else\
+                    goto raise_overflow;\
+            }\
+        }\
+        return (target_type) value;\
     }
 
-#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
- #if CYTHON_USE_PYLONG_INTERNALS
-  #include "longintrepr.h"
- #endif
-#endif
-static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
-    const int neg_one = (int) -1, const_zero = 0;
+/* CIntToPy */
+  static CYTHON_INLINE PyObject* __Pyx_PyInt_From_enum__NPY_TYPES(enum NPY_TYPES value) {
+    const enum NPY_TYPES neg_one = (enum NPY_TYPES) -1, const_zero = (enum NPY_TYPES) 0;
+    const int is_unsigned = neg_one > const_zero;
+    if (is_unsigned) {
+        if (sizeof(enum NPY_TYPES) < sizeof(long)) {
+            return PyInt_FromLong((long) value);
+        } else if (sizeof(enum NPY_TYPES) <= sizeof(unsigned long)) {
+            return PyLong_FromUnsignedLong((unsigned long) value);
+        } else if (sizeof(enum NPY_TYPES) <= sizeof(unsigned PY_LONG_LONG)) {
+            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
+        }
+    } else {
+        if (sizeof(enum NPY_TYPES) <= sizeof(long)) {
+            return PyInt_FromLong((long) value);
+        } else if (sizeof(enum NPY_TYPES) <= sizeof(PY_LONG_LONG)) {
+            return PyLong_FromLongLong((PY_LONG_LONG) value);
+        }
+    }
+    {
+        int one = 1; int little = (int)*(unsigned char *)&one;
+        unsigned char *bytes = (unsigned char *)&value;
+        return _PyLong_FromByteArray(bytes, sizeof(enum NPY_TYPES),
+                                     little, !is_unsigned);
+    }
+}
+
+/* CIntFromPy */
+  static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
+    const int neg_one = (int) -1, const_zero = (int) 0;
     const int is_unsigned = neg_one > const_zero;
 #if PY_MAJOR_VERSION < 3
     if (likely(PyInt_Check(x))) {
         if (sizeof(int) < sizeof(long)) {
-            __PYX_VERIFY_RETURN_INT(int, long, PyInt_AS_LONG)
+            __PYX_VERIFY_RETURN_INT(int, long, PyInt_AS_LONG(x))
         } else {
             long val = PyInt_AS_LONG(x);
             if (is_unsigned && unlikely(val < 0)) {
-                PyErr_SetString(PyExc_OverflowError,
-                                "can't convert negative value to int");
-                return (int) -1;
+                goto raise_neg_overflow;
             }
             return (int) val;
         }
@@ -5003,42 +5419,125 @@ static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
 #endif
     if (likely(PyLong_Check(x))) {
         if (is_unsigned) {
-#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
- #if CYTHON_USE_PYLONG_INTERNALS
-            if (sizeof(digit) <= sizeof(int)) {
-                switch (Py_SIZE(x)) {
-                    case  0: return 0;
-                    case  1: return (int) ((PyLongObject*)x)->ob_digit[0];
-                }
+#if CYTHON_USE_PYLONG_INTERNALS
+            const digit* digits = ((PyLongObject*)x)->ob_digit;
+            switch (Py_SIZE(x)) {
+                case  0: return (int) 0;
+                case  1: __PYX_VERIFY_RETURN_INT(int, digit, digits[0])
+                case 2:
+                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) >= 2 * PyLong_SHIFT) {
+                            return (int) (((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
+                        }
+                    }
+                    break;
+                case 3:
+                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) >= 3 * PyLong_SHIFT) {
+                            return (int) (((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
+                        }
+                    }
+                    break;
+                case 4:
+                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) >= 4 * PyLong_SHIFT) {
+                            return (int) (((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0]));
+                        }
+                    }
+                    break;
             }
- #endif
 #endif
+#if CYTHON_COMPILING_IN_CPYTHON
             if (unlikely(Py_SIZE(x) < 0)) {
-                PyErr_SetString(PyExc_OverflowError,
-                                "can't convert negative value to int");
-                return (int) -1;
+                goto raise_neg_overflow;
+            }
+#else
+            {
+                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
+                if (unlikely(result < 0))
+                    return (int) -1;
+                if (unlikely(result == 1))
+                    goto raise_neg_overflow;
             }
+#endif
             if (sizeof(int) <= sizeof(unsigned long)) {
-                __PYX_VERIFY_RETURN_INT(int, unsigned long, PyLong_AsUnsignedLong)
-            } else if (sizeof(int) <= sizeof(unsigned long long)) {
-                __PYX_VERIFY_RETURN_INT(int, unsigned long long, PyLong_AsUnsignedLongLong)
+                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned long, PyLong_AsUnsignedLong(x))
+            } else if (sizeof(int) <= sizeof(unsigned PY_LONG_LONG)) {
+                __PYX_VERIFY_RETURN_INT_EXC(int, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
             }
         } else {
-#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
- #if CYTHON_USE_PYLONG_INTERNALS
-            if (sizeof(digit) <= sizeof(int)) {
-                switch (Py_SIZE(x)) {
-                    case  0: return 0;
-                    case  1: return +(int) ((PyLongObject*)x)->ob_digit[0];
-                    case -1: return -(int) ((PyLongObject*)x)->ob_digit[0];
-                }
+#if CYTHON_USE_PYLONG_INTERNALS
+            const digit* digits = ((PyLongObject*)x)->ob_digit;
+            switch (Py_SIZE(x)) {
+                case  0: return (int) 0;
+                case -1: __PYX_VERIFY_RETURN_INT(int, sdigit, (sdigit) (-(sdigit)digits[0]))
+                case  1: __PYX_VERIFY_RETURN_INT(int,  digit, +digits[0])
+                case -2:
+                    if (8 * sizeof(int) - 1 > 1 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
+                            return (int) (((int)-1)*(((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case 2:
+                    if (8 * sizeof(int) > 1 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
+                            return (int) ((((((int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case -3:
+                    if (8 * sizeof(int) - 1 > 2 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
+                            return (int) (((int)-1)*(((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case 3:
+                    if (8 * sizeof(int) > 2 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
+                            return (int) ((((((((int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case -4:
+                    if (8 * sizeof(int) - 1 > 3 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
+                            return (int) (((int)-1)*(((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
+                case 4:
+                    if (8 * sizeof(int) > 3 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(int, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(int) - 1 > 4 * PyLong_SHIFT) {
+                            return (int) ((((((((((int)digits[3]) << PyLong_SHIFT) | (int)digits[2]) << PyLong_SHIFT) | (int)digits[1]) << PyLong_SHIFT) | (int)digits[0])));
+                        }
+                    }
+                    break;
             }
- #endif
 #endif
             if (sizeof(int) <= sizeof(long)) {
-                __PYX_VERIFY_RETURN_INT(int, long, PyLong_AsLong)
-            } else if (sizeof(int) <= sizeof(long long)) {
-                __PYX_VERIFY_RETURN_INT(int, long long, PyLong_AsLongLong)
+                __PYX_VERIFY_RETURN_INT_EXC(int, long, PyLong_AsLong(x))
+            } else if (sizeof(int) <= sizeof(PY_LONG_LONG)) {
+                __PYX_VERIFY_RETURN_INT_EXC(int, PY_LONG_LONG, PyLong_AsLongLong(x))
             }
         }
         {
@@ -5047,7 +5546,7 @@ static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
                             "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
 #else
             int val;
-            PyObject *v = __Pyx_PyNumber_Int(x);
+            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
  #if PY_MAJOR_VERSION < 3
             if (likely(v) && !PyLong_Check(v)) {
                 PyObject *tmp = v;
@@ -5070,30 +5569,39 @@ static CYTHON_INLINE int __Pyx_PyInt_As_int(PyObject *x) {
         }
     } else {
         int val;
-        PyObject *tmp = __Pyx_PyNumber_Int(x);
+        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
         if (!tmp) return (int) -1;
         val = __Pyx_PyInt_As_int(tmp);
         Py_DECREF(tmp);
         return val;
     }
+raise_overflow:
+    PyErr_SetString(PyExc_OverflowError,
+        "value too large to convert to int");
+    return (int) -1;
+raise_neg_overflow:
+    PyErr_SetString(PyExc_OverflowError,
+        "can't convert negative value to int");
+    return (int) -1;
 }
 
-static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value) {
-    const long neg_one = (long) -1, const_zero = 0;
+/* CIntToPy */
+  static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value) {
+    const long neg_one = (long) -1, const_zero = (long) 0;
     const int is_unsigned = neg_one > const_zero;
     if (is_unsigned) {
         if (sizeof(long) < sizeof(long)) {
             return PyInt_FromLong((long) value);
         } else if (sizeof(long) <= sizeof(unsigned long)) {
             return PyLong_FromUnsignedLong((unsigned long) value);
-        } else if (sizeof(long) <= sizeof(unsigned long long)) {
-            return PyLong_FromUnsignedLongLong((unsigned long long) value);
+        } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
+            return PyLong_FromUnsignedLongLong((unsigned PY_LONG_LONG) value);
         }
     } else {
         if (sizeof(long) <= sizeof(long)) {
             return PyInt_FromLong((long) value);
-        } else if (sizeof(long) <= sizeof(long long)) {
-            return PyLong_FromLongLong((long long) value);
+        } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
+            return PyLong_FromLongLong((PY_LONG_LONG) value);
         }
     }
     {
@@ -5104,24 +5612,18 @@ static CYTHON_INLINE PyObject* __Pyx_PyInt_From_long(long value) {
     }
 }
 
-#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
- #if CYTHON_USE_PYLONG_INTERNALS
-  #include "longintrepr.h"
- #endif
-#endif
-static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
-    const long neg_one = (long) -1, const_zero = 0;
+/* CIntFromPy */
+  static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
+    const long neg_one = (long) -1, const_zero = (long) 0;
     const int is_unsigned = neg_one > const_zero;
 #if PY_MAJOR_VERSION < 3
     if (likely(PyInt_Check(x))) {
         if (sizeof(long) < sizeof(long)) {
-            __PYX_VERIFY_RETURN_INT(long, long, PyInt_AS_LONG)
+            __PYX_VERIFY_RETURN_INT(long, long, PyInt_AS_LONG(x))
         } else {
             long val = PyInt_AS_LONG(x);
             if (is_unsigned && unlikely(val < 0)) {
-                PyErr_SetString(PyExc_OverflowError,
-                                "can't convert negative value to long");
-                return (long) -1;
+                goto raise_neg_overflow;
             }
             return (long) val;
         }
@@ -5129,42 +5631,125 @@ static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
 #endif
     if (likely(PyLong_Check(x))) {
         if (is_unsigned) {
-#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
- #if CYTHON_USE_PYLONG_INTERNALS
-            if (sizeof(digit) <= sizeof(long)) {
-                switch (Py_SIZE(x)) {
-                    case  0: return 0;
-                    case  1: return (long) ((PyLongObject*)x)->ob_digit[0];
-                }
+#if CYTHON_USE_PYLONG_INTERNALS
+            const digit* digits = ((PyLongObject*)x)->ob_digit;
+            switch (Py_SIZE(x)) {
+                case  0: return (long) 0;
+                case  1: __PYX_VERIFY_RETURN_INT(long, digit, digits[0])
+                case 2:
+                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) >= 2 * PyLong_SHIFT) {
+                            return (long) (((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
+                        }
+                    }
+                    break;
+                case 3:
+                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) >= 3 * PyLong_SHIFT) {
+                            return (long) (((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
+                        }
+                    }
+                    break;
+                case 4:
+                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) >= 4 * PyLong_SHIFT) {
+                            return (long) (((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0]));
+                        }
+                    }
+                    break;
             }
- #endif
 #endif
+#if CYTHON_COMPILING_IN_CPYTHON
             if (unlikely(Py_SIZE(x) < 0)) {
-                PyErr_SetString(PyExc_OverflowError,
-                                "can't convert negative value to long");
-                return (long) -1;
+                goto raise_neg_overflow;
+            }
+#else
+            {
+                int result = PyObject_RichCompareBool(x, Py_False, Py_LT);
+                if (unlikely(result < 0))
+                    return (long) -1;
+                if (unlikely(result == 1))
+                    goto raise_neg_overflow;
             }
+#endif
             if (sizeof(long) <= sizeof(unsigned long)) {
-                __PYX_VERIFY_RETURN_INT(long, unsigned long, PyLong_AsUnsignedLong)
-            } else if (sizeof(long) <= sizeof(unsigned long long)) {
-                __PYX_VERIFY_RETURN_INT(long, unsigned long long, PyLong_AsUnsignedLongLong)
+                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned long, PyLong_AsUnsignedLong(x))
+            } else if (sizeof(long) <= sizeof(unsigned PY_LONG_LONG)) {
+                __PYX_VERIFY_RETURN_INT_EXC(long, unsigned PY_LONG_LONG, PyLong_AsUnsignedLongLong(x))
             }
         } else {
-#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
- #if CYTHON_USE_PYLONG_INTERNALS
-            if (sizeof(digit) <= sizeof(long)) {
-                switch (Py_SIZE(x)) {
-                    case  0: return 0;
-                    case  1: return +(long) ((PyLongObject*)x)->ob_digit[0];
-                    case -1: return -(long) ((PyLongObject*)x)->ob_digit[0];
-                }
+#if CYTHON_USE_PYLONG_INTERNALS
+            const digit* digits = ((PyLongObject*)x)->ob_digit;
+            switch (Py_SIZE(x)) {
+                case  0: return (long) 0;
+                case -1: __PYX_VERIFY_RETURN_INT(long, sdigit, (sdigit) (-(sdigit)digits[0]))
+                case  1: __PYX_VERIFY_RETURN_INT(long,  digit, +digits[0])
+                case -2:
+                    if (8 * sizeof(long) - 1 > 1 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
+                            return (long) (((long)-1)*(((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case 2:
+                    if (8 * sizeof(long) > 1 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 2 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
+                            return (long) ((((((long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case -3:
+                    if (8 * sizeof(long) - 1 > 2 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
+                            return (long) (((long)-1)*(((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case 3:
+                    if (8 * sizeof(long) > 2 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 3 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
+                            return (long) ((((((((long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case -4:
+                    if (8 * sizeof(long) - 1 > 3 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, long, -(long) (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
+                            return (long) (((long)-1)*(((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
+                case 4:
+                    if (8 * sizeof(long) > 3 * PyLong_SHIFT) {
+                        if (8 * sizeof(unsigned long) > 4 * PyLong_SHIFT) {
+                            __PYX_VERIFY_RETURN_INT(long, unsigned long, (((((((((unsigned long)digits[3]) << PyLong_SHIFT) | (unsigned long)digits[2]) << PyLong_SHIFT) | (unsigned long)digits[1]) << PyLong_SHIFT) | (unsigned long)digits[0])))
+                        } else if (8 * sizeof(long) - 1 > 4 * PyLong_SHIFT) {
+                            return (long) ((((((((((long)digits[3]) << PyLong_SHIFT) | (long)digits[2]) << PyLong_SHIFT) | (long)digits[1]) << PyLong_SHIFT) | (long)digits[0])));
+                        }
+                    }
+                    break;
             }
- #endif
 #endif
             if (sizeof(long) <= sizeof(long)) {
-                __PYX_VERIFY_RETURN_INT(long, long, PyLong_AsLong)
-            } else if (sizeof(long) <= sizeof(long long)) {
-                __PYX_VERIFY_RETURN_INT(long, long long, PyLong_AsLongLong)
+                __PYX_VERIFY_RETURN_INT_EXC(long, long, PyLong_AsLong(x))
+            } else if (sizeof(long) <= sizeof(PY_LONG_LONG)) {
+                __PYX_VERIFY_RETURN_INT_EXC(long, PY_LONG_LONG, PyLong_AsLongLong(x))
             }
         }
         {
@@ -5173,7 +5758,7 @@ static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
                             "_PyLong_AsByteArray() not available in PyPy, cannot convert large numbers");
 #else
             long val;
-            PyObject *v = __Pyx_PyNumber_Int(x);
+            PyObject *v = __Pyx_PyNumber_IntOrLong(x);
  #if PY_MAJOR_VERSION < 3
             if (likely(v) && !PyLong_Check(v)) {
                 PyObject *tmp = v;
@@ -5196,15 +5781,24 @@ static CYTHON_INLINE long __Pyx_PyInt_As_long(PyObject *x) {
         }
     } else {
         long val;
-        PyObject *tmp = __Pyx_PyNumber_Int(x);
+        PyObject *tmp = __Pyx_PyNumber_IntOrLong(x);
         if (!tmp) return (long) -1;
         val = __Pyx_PyInt_As_long(tmp);
         Py_DECREF(tmp);
         return val;
     }
+raise_overflow:
+    PyErr_SetString(PyExc_OverflowError,
+        "value too large to convert to long");
+    return (long) -1;
+raise_neg_overflow:
+    PyErr_SetString(PyExc_OverflowError,
+        "can't convert negative value to long");
+    return (long) -1;
 }
 
-static int __Pyx_check_binary_version(void) {
+/* CheckBinaryVersion */
+  static int __Pyx_check_binary_version(void) {
     char ctversion[4], rtversion[4];
     PyOS_snprintf(ctversion, 4, "%d.%d", PY_MAJOR_VERSION, PY_MINOR_VERSION);
     PyOS_snprintf(rtversion, 4, "%s", Py_GetVersion());
@@ -5214,16 +5808,13 @@ static int __Pyx_check_binary_version(void) {
                       "compiletime version %s of module '%.100s' "
                       "does not match runtime version %s",
                       ctversion, __Pyx_MODULE_NAME, rtversion);
-        #if PY_VERSION_HEX < 0x02050000
-        return PyErr_Warn(NULL, message);
-        #else
         return PyErr_WarnEx(NULL, message, 1);
-        #endif
     }
     return 0;
 }
 
-#ifndef __PYX_HAVE_RT_ImportModule
+/* ModuleImport */
+  #ifndef __PYX_HAVE_RT_ImportModule
 #define __PYX_HAVE_RT_ImportModule
 static PyObject *__Pyx_ImportModule(const char *name) {
     PyObject *py_name = 0;
@@ -5240,7 +5831,8 @@ bad:
 }
 #endif
 
-#ifndef __PYX_HAVE_RT_ImportType
+/* TypeImport */
+  #ifndef __PYX_HAVE_RT_ImportType
 #define __PYX_HAVE_RT_ImportType
 static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class_name,
     size_t size, int strict)
@@ -5286,18 +5878,14 @@ static PyTypeObject *__Pyx_ImportType(const char *module_name, const char *class
 #endif
     if (!strict && (size_t)basicsize > size) {
         PyOS_snprintf(warning, sizeof(warning),
-            "%s.%s size changed, may indicate binary incompatibility",
-            module_name, class_name);
-        #if PY_VERSION_HEX < 0x02050000
-        if (PyErr_Warn(NULL, warning) < 0) goto bad;
-        #else
+            "%s.%s size changed, may indicate binary incompatibility. Expected %zd, got %zd",
+            module_name, class_name, basicsize, size);
         if (PyErr_WarnEx(NULL, warning, 0) < 0) goto bad;
-        #endif
     }
     else if ((size_t)basicsize != size) {
         PyErr_Format(PyExc_ValueError,
-            "%.200s.%.200s has the wrong size, try recompiling",
-            module_name, class_name);
+            "%.200s.%.200s has the wrong size, try recompiling. Expected %zd, got %zd",
+            module_name, class_name, basicsize, size);
         goto bad;
     }
     return (PyTypeObject *)result;
@@ -5308,169 +5896,8 @@ bad:
 }
 #endif
 
-static int __pyx_bisect_code_objects(__Pyx_CodeObjectCacheEntry* entries, int count, int code_line) {
-    int start = 0, mid = 0, end = count - 1;
-    if (end >= 0 && code_line > entries[end].code_line) {
-        return count;
-    }
-    while (start < end) {
-        mid = (start + end) / 2;
-        if (code_line < entries[mid].code_line) {
-            end = mid;
-        } else if (code_line > entries[mid].code_line) {
-             start = mid + 1;
-        } else {
-            return mid;
-        }
-    }
-    if (code_line <= entries[mid].code_line) {
-        return mid;
-    } else {
-        return mid + 1;
-    }
-}
-static PyCodeObject *__pyx_find_code_object(int code_line) {
-    PyCodeObject* code_object;
-    int pos;
-    if (unlikely(!code_line) || unlikely(!__pyx_code_cache.entries)) {
-        return NULL;
-    }
-    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
-    if (unlikely(pos >= __pyx_code_cache.count) || unlikely(__pyx_code_cache.entries[pos].code_line != code_line)) {
-        return NULL;
-    }
-    code_object = __pyx_code_cache.entries[pos].code_object;
-    Py_INCREF(code_object);
-    return code_object;
-}
-static void __pyx_insert_code_object(int code_line, PyCodeObject* code_object) {
-    int pos, i;
-    __Pyx_CodeObjectCacheEntry* entries = __pyx_code_cache.entries;
-    if (unlikely(!code_line)) {
-        return;
-    }
-    if (unlikely(!entries)) {
-        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Malloc(64*sizeof(__Pyx_CodeObjectCacheEntry));
-        if (likely(entries)) {
-            __pyx_code_cache.entries = entries;
-            __pyx_code_cache.max_count = 64;
-            __pyx_code_cache.count = 1;
-            entries[0].code_line = code_line;
-            entries[0].code_object = code_object;
-            Py_INCREF(code_object);
-        }
-        return;
-    }
-    pos = __pyx_bisect_code_objects(__pyx_code_cache.entries, __pyx_code_cache.count, code_line);
-    if ((pos < __pyx_code_cache.count) && unlikely(__pyx_code_cache.entries[pos].code_line == code_line)) {
-        PyCodeObject* tmp = entries[pos].code_object;
-        entries[pos].code_object = code_object;
-        Py_DECREF(tmp);
-        return;
-    }
-    if (__pyx_code_cache.count == __pyx_code_cache.max_count) {
-        int new_max = __pyx_code_cache.max_count + 64;
-        entries = (__Pyx_CodeObjectCacheEntry*)PyMem_Realloc(
-            __pyx_code_cache.entries, new_max*sizeof(__Pyx_CodeObjectCacheEntry));
-        if (unlikely(!entries)) {
-            return;
-        }
-        __pyx_code_cache.entries = entries;
-        __pyx_code_cache.max_count = new_max;
-    }
-    for (i=__pyx_code_cache.count; i>pos; i--) {
-        entries[i] = entries[i-1];
-    }
-    entries[pos].code_line = code_line;
-    entries[pos].code_object = code_object;
-    __pyx_code_cache.count++;
-    Py_INCREF(code_object);
-}
-
-#include "compile.h"
-#include "frameobject.h"
-#include "traceback.h"
-static PyCodeObject* __Pyx_CreateCodeObjectForTraceback(
-            const char *funcname, int c_line,
-            int py_line, const char *filename) {
-    PyCodeObject *py_code = 0;
-    PyObject *py_srcfile = 0;
-    PyObject *py_funcname = 0;
-    #if PY_MAJOR_VERSION < 3
-    py_srcfile = PyString_FromString(filename);
-    #else
-    py_srcfile = PyUnicode_FromString(filename);
-    #endif
-    if (!py_srcfile) goto bad;
-    if (c_line) {
-        #if PY_MAJOR_VERSION < 3
-        py_funcname = PyString_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
-        #else
-        py_funcname = PyUnicode_FromFormat( "%s (%s:%d)", funcname, __pyx_cfilenm, c_line);
-        #endif
-    }
-    else {
-        #if PY_MAJOR_VERSION < 3
-        py_funcname = PyString_FromString(funcname);
-        #else
-        py_funcname = PyUnicode_FromString(funcname);
-        #endif
-    }
-    if (!py_funcname) goto bad;
-    py_code = __Pyx_PyCode_New(
-        0,            /*int argcount,*/
-        0,            /*int kwonlyargcount,*/
-        0,            /*int nlocals,*/
-        0,            /*int stacksize,*/
-        0,            /*int flags,*/
-        __pyx_empty_bytes, /*PyObject *code,*/
-        __pyx_empty_tuple, /*PyObject *consts,*/
-        __pyx_empty_tuple, /*PyObject *names,*/
-        __pyx_empty_tuple, /*PyObject *varnames,*/
-        __pyx_empty_tuple, /*PyObject *freevars,*/
-        __pyx_empty_tuple, /*PyObject *cellvars,*/
-        py_srcfile,   /*PyObject *filename,*/
-        py_funcname,  /*PyObject *name,*/
-        py_line,      /*int firstlineno,*/
-        __pyx_empty_bytes  /*PyObject *lnotab*/
-    );
-    Py_DECREF(py_srcfile);
-    Py_DECREF(py_funcname);
-    return py_code;
-bad:
-    Py_XDECREF(py_srcfile);
-    Py_XDECREF(py_funcname);
-    return NULL;
-}
-static void __Pyx_AddTraceback(const char *funcname, int c_line,
-                               int py_line, const char *filename) {
-    PyCodeObject *py_code = 0;
-    PyObject *py_globals = 0;
-    PyFrameObject *py_frame = 0;
-    py_code = __pyx_find_code_object(c_line ? c_line : py_line);
-    if (!py_code) {
-        py_code = __Pyx_CreateCodeObjectForTraceback(
-            funcname, c_line, py_line, filename);
-        if (!py_code) goto bad;
-        __pyx_insert_code_object(c_line ? c_line : py_line, py_code);
-    }
-    py_globals = PyModule_GetDict(__pyx_m);
-    if (!py_globals) goto bad;
-    py_frame = PyFrame_New(
-        PyThreadState_GET(), /*PyThreadState *tstate,*/
-        py_code,             /*PyCodeObject *code,*/
-        py_globals,          /*PyObject *globals,*/
-        0                    /*PyObject *locals*/
-    );
-    if (!py_frame) goto bad;
-    py_frame->f_lineno = py_line;
-    PyTraceBack_Here(py_frame);
-bad:
-    Py_XDECREF(py_code);
-    Py_XDECREF(py_frame);
-}
-
-static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
+/* InitStrings */
+  static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
     while (t->p) {
         #if PY_MAJOR_VERSION < 3
         if (t->is_unicode) {
@@ -5480,7 +5907,7 @@ static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
         } else {
             *t->p = PyString_FromStringAndSize(t->s, t->n - 1);
         }
-        #else  /* Python 3+ has unicode identifiers */
+        #else
         if (t->is_unicode | t->is_str) {
             if (t->intern) {
                 *t->p = PyUnicode_InternFromString(t->s);
@@ -5500,15 +5927,15 @@ static int __Pyx_InitStrings(__Pyx_StringTabEntry *t) {
     return 0;
 }
 
-static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(char* c_str) {
-    return __Pyx_PyUnicode_FromStringAndSize(c_str, strlen(c_str));
+static CYTHON_INLINE PyObject* __Pyx_PyUnicode_FromString(const char* c_str) {
+    return __Pyx_PyUnicode_FromStringAndSize(c_str, (Py_ssize_t)strlen(c_str));
 }
 static CYTHON_INLINE char* __Pyx_PyObject_AsString(PyObject* o) {
     Py_ssize_t ignore;
     return __Pyx_PyObject_AsStringAndSize(o, &ignore);
 }
 static CYTHON_INLINE char* __Pyx_PyObject_AsStringAndSize(PyObject* o, Py_ssize_t *length) {
-#if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT
+#if CYTHON_COMPILING_IN_CPYTHON && (__PYX_DEFAULT_STRING_ENCODING_IS_ASCII || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT)
     if (
 #if PY_MAJOR_VERSION < 3 && __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
             __Pyx_sys_getdefaultencoding_not_ascii &&
@@ -5530,33 +5957,31 @@ static CYTHON_INLINE char* __Pyx_PyObject_AsStringAndSize(PyObject* o, Py_ssize_
                 }
             }
         }
-#endif /*__PYX_DEFAULT_STRING_ENCODING_IS_ASCII*/
+#endif
         *length = PyBytes_GET_SIZE(defenc);
         return defenc_c;
-#else /* PY_VERSION_HEX < 0x03030000 */
-        if (PyUnicode_READY(o) == -1) return NULL;
+#else
+        if (__Pyx_PyUnicode_READY(o) == -1) return NULL;
 #if __PYX_DEFAULT_STRING_ENCODING_IS_ASCII
         if (PyUnicode_IS_ASCII(o)) {
-            *length = PyUnicode_GET_DATA_SIZE(o);
+            *length = PyUnicode_GET_LENGTH(o);
             return PyUnicode_AsUTF8(o);
         } else {
             PyUnicode_AsASCIIString(o);
             return NULL;
         }
-#else /* __PYX_DEFAULT_STRING_ENCODING_IS_ASCII */
+#else
         return PyUnicode_AsUTF8AndSize(o, length);
-#endif /* __PYX_DEFAULT_STRING_ENCODING_IS_ASCII */
-#endif /* PY_VERSION_HEX < 0x03030000 */
+#endif
+#endif
     } else
-#endif /* __PYX_DEFAULT_STRING_ENCODING_IS_ASCII  || __PYX_DEFAULT_STRING_ENCODING_IS_DEFAULT */
-#if !CYTHON_COMPILING_IN_PYPY
-#if PY_VERSION_HEX >= 0x02060000
+#endif
+#if (!CYTHON_COMPILING_IN_PYPY) || (defined(PyByteArray_AS_STRING) && defined(PyByteArray_GET_SIZE))
     if (PyByteArray_Check(o)) {
         *length = PyByteArray_GET_SIZE(o);
         return PyByteArray_AS_STRING(o);
     } else
 #endif
-#endif
     {
         char* result;
         int r = PyBytes_AsStringAndSize(o, &result, length);
@@ -5572,7 +5997,7 @@ static CYTHON_INLINE int __Pyx_PyObject_IsTrue(PyObject* x) {
    if (is_true | (x == Py_False) | (x == Py_None)) return is_true;
    else return PyObject_IsTrue(x);
 }
-static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x) {
+static CYTHON_INLINE PyObject* __Pyx_PyNumber_IntOrLong(PyObject* x) {
   PyNumberMethods *m;
   const char *name = NULL;
   PyObject *res = NULL;
@@ -5581,7 +6006,7 @@ static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x) {
 #else
   if (PyLong_Check(x))
 #endif
-    return Py_INCREF(x), x;
+    return __Pyx_NewRef(x);
   m = Py_TYPE(x)->tp_as_number;
 #if PY_MAJOR_VERSION < 3
   if (m && m->nb_int) {
@@ -5617,33 +6042,61 @@ static CYTHON_INLINE PyObject* __Pyx_PyNumber_Int(PyObject* x) {
   }
   return res;
 }
-#if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
- #if CYTHON_USE_PYLONG_INTERNALS
-  #include "longintrepr.h"
- #endif
-#endif
 static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
   Py_ssize_t ival;
   PyObject *x;
 #if PY_MAJOR_VERSION < 3
-  if (likely(PyInt_CheckExact(b)))
-      return PyInt_AS_LONG(b);
+  if (likely(PyInt_CheckExact(b))) {
+    if (sizeof(Py_ssize_t) >= sizeof(long))
+        return PyInt_AS_LONG(b);
+    else
+        return PyInt_AsSsize_t(x);
+  }
 #endif
   if (likely(PyLong_CheckExact(b))) {
-    #if CYTHON_COMPILING_IN_CPYTHON && PY_MAJOR_VERSION >= 3
-     #if CYTHON_USE_PYLONG_INTERNALS
-       switch (Py_SIZE(b)) {
-       case -1: return -(sdigit)((PyLongObject*)b)->ob_digit[0];
-       case  0: return 0;
-       case  1: return ((PyLongObject*)b)->ob_digit[0];
-       }
-     #endif
+    #if CYTHON_USE_PYLONG_INTERNALS
+    const digit* digits = ((PyLongObject*)b)->ob_digit;
+    const Py_ssize_t size = Py_SIZE(b);
+    if (likely(__Pyx_sst_abs(size) <= 1)) {
+        ival = likely(size) ? digits[0] : 0;
+        if (size == -1) ival = -ival;
+        return ival;
+    } else {
+      switch (size) {
+         case 2:
+           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
+             return (Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case -2:
+           if (8 * sizeof(Py_ssize_t) > 2 * PyLong_SHIFT) {
+             return -(Py_ssize_t) (((((size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case 3:
+           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
+             return (Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case -3:
+           if (8 * sizeof(Py_ssize_t) > 3 * PyLong_SHIFT) {
+             return -(Py_ssize_t) (((((((size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case 4:
+           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
+             return (Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+         case -4:
+           if (8 * sizeof(Py_ssize_t) > 4 * PyLong_SHIFT) {
+             return -(Py_ssize_t) (((((((((size_t)digits[3]) << PyLong_SHIFT) | (size_t)digits[2]) << PyLong_SHIFT) | (size_t)digits[1]) << PyLong_SHIFT) | (size_t)digits[0]));
+           }
+           break;
+      }
+    }
     #endif
-  #if PY_VERSION_HEX < 0x02060000
-    return PyInt_AsSsize_t(b);
-  #else
     return PyLong_AsSsize_t(b);
-  #endif
   }
   x = PyNumber_Index(b);
   if (!x) return -1;
@@ -5652,17 +6105,7 @@ static CYTHON_INLINE Py_ssize_t __Pyx_PyIndex_AsSsize_t(PyObject* b) {
   return ival;
 }
 static CYTHON_INLINE PyObject * __Pyx_PyInt_FromSize_t(size_t ival) {
-#if PY_VERSION_HEX < 0x02050000
-   if (ival <= LONG_MAX)
-       return PyInt_FromLong((long)ival);
-   else {
-       unsigned char *bytes = (unsigned char *) &ival;
-       int one = 1; int little = (int)*(unsigned char*)&one;
-       return _PyLong_FromByteArray(bytes, sizeof(size_t), little, 0);
-   }
-#else
-   return PyInt_FromSize_t(ival);
-#endif
+    return PyInt_FromSize_t(ival);
 }
 
 
diff --git a/pdal/libpdalpython.pyx b/pdal/libpdalpython.pyx
index 7f132f2..d049bee 100644
--- a/pdal/libpdalpython.pyx
+++ b/pdal/libpdalpython.pyx
@@ -17,25 +17,25 @@ cdef extern from "Pipeline.hpp" namespace "libpdalpython":
     cdef cppclass Pipeline:
         Pipeline(const char* ) except +
         void execute() except +
-        const char* getXML()
+        const char* getJSON()
         vector[Array*] getArrays() except +
 
 cdef class PyPipeline:
     cdef Pipeline *thisptr      # hold a c++ instance which we're wrapping
-    def __cinit__(self, unicode xml):
+    def __cinit__(self, unicode json):
         cdef char* x
         if PY_MAJOR_VERSION >= 3:
-            py_byte_string = xml.encode('UTF-8')
+            py_byte_string = json.encode('UTF-8')
             x= py_byte_string
             self.thisptr = new Pipeline(x)
         else:
-            self.thisptr = new Pipeline(xml)
+            self.thisptr = new Pipeline(json)
     def __dealloc__(self):
         del self.thisptr
 
-    property xml:
+    property json:
         def __get__(self):
-            return self.thisptr.getXML().decode('UTF-8')
+            return self.thisptr.getJSON().decode('UTF-8')
 
     def arrays(self):
         v = self.thisptr.getArrays()
diff --git a/setup.py b/setup.py
index 803caec..a74b90e 100644
--- a/setup.py
+++ b/setup.py
@@ -110,6 +110,24 @@ from setuptools.extension import Extension as DistutilsExtension
 
 if pdal_config and "clean" not in sys.argv:
     # Collect other options from PDAL
+    try:
+
+        # Running against different major versions is going to fail.
+        # Minor versions might too, depending on numpy.
+        for item in get_pdal_config('--python-version').split():
+            if item:
+                # 2.7.4 or 3.5.2
+                built_version = item.split('.')
+                built_major = int(built_version[0])
+                running_major = int(sys.version_info[0])
+                if built_major != running_major:
+                    message = "Version mismatch. PDAL Python support was compiled against version %d.x but setup is running version is %d.x. "
+                    raise Exception(message % (built_major, running_major))
+
+    # older versions of pdal-config do not include --python-version switch
+    except ValueError:
+        pass
+
     for item in get_pdal_config('--includes').split():
         if item.startswith("-I"):
             include_dirs.extend(item[2:].split(":"))
diff --git a/test/test_libpdal.py b/test/test_libpdal.py
index 27d047b..ce3c9bc 100644
--- a/test/test_libpdal.py
+++ b/test/test_libpdal.py
@@ -3,42 +3,47 @@ from pdal import libpdalpython
 import unittest
 import os
 
+DATADIRECTORY = os.environ.get('PDAL_TEST_DIR')
+if not DATADIRECTORY:
+    DATADIRECTORY = "../test"
+
 class TestPDALArray(unittest.TestCase):
-  DATADIRECTORY = "../test"
 
-  def fetch_xml(self, filename):
+  DATADIRECTORY = os.environ.get('PDAL_TEST_DIR')
+  if not DATADIRECTORY:
+      DATADIRECTORY = "../test"
+
+  def fetch_json(self, filename):
     import os
-    DATADIRECTORY = os.environ.get('PDAL_TEST_DIR')
-    if not DATADIRECTORY:
-        DATADIRECTORY = self.DATADIRECTORY
     fn = DATADIRECTORY + os.path.sep +  filename
     output = ''
     with open(fn, 'rb') as f:
         output = f.read().decode('UTF-8')
     return output
 
-  @unittest.skipUnless(os.path.exists(os.path.join(DATADIRECTORY, '/data/pipeline/pipeline_read.xml')),
-                       "missing test data")
+  @unittest.skipUnless(os.path.exists(os.path.join(DATADIRECTORY, 'data/pipeline/pipeline_read.json')),
+                       os.path.join(DATADIRECTORY, 'data/pipeline/pipeline_read.json'))
   def test_construction(self):
     """Can we construct a PDAL pipeline"""
-    xml = self.fetch_xml('/data/pipeline/pipeline_read.xml')
-    r = libpdalpython.PyPipeline(xml)
+    json = self.fetch_json('/data/pipeline/pipeline_read.json')
+    r = libpdalpython.PyPipeline(json)
 
-  @unittest.skipUnless(os.path.exists(os.path.join(DATADIRECTORY, '/data/pipeline/pipeline_read.xml')),
+  @unittest.skipUnless(os.path.exists(os.path.join(DATADIRECTORY, 'data/pipeline/pipeline_read.json')),
                        "missing test data")
   def test_execution(self):
     """Can we execute a PDAL pipeline"""
-    xml = self.fetch_xml('/data/pipeline/pipeline_read.xml')
-    r = libpdalpython.PyPipeline(xml)
+    x = self.fetch_json('/data/pipeline/pipeline_read.json')
+    r = libpdalpython.PyPipeline(x)
     r.execute()
-    self.assertGreater(len(r.xml), 1000)
+    import sys
+    self.assertGreater(len(r.json), 200)
 
-  @unittest.skipUnless(os.path.exists(os.path.join(DATADIRECTORY, '/data/pipeline/pipeline_read.xml')),
+  @unittest.skipUnless(os.path.exists(os.path.join(DATADIRECTORY, 'data/pipeline/pipeline_read.json')),
                        "missing test data")
   def test_array(self):
     """Can we fetch PDAL data as a numpy array"""
-    xml = self.fetch_xml('/data/pipeline/pipeline_read.xml')
-    r = libpdalpython.PyPipeline(xml)
+    json = self.fetch_json('/data/pipeline/pipeline_read.json')
+    r = libpdalpython.PyPipeline(json)
     r.execute()
     arrays = r.arrays()
     self.assertEqual(len(arrays), 1)
@@ -47,12 +52,12 @@ class TestPDALArray(unittest.TestCase):
     self.assertAlmostEqual(a[0][0], 637012.24, 7)
     self.assertAlmostEqual(a[1064][2], 423.92, 7)
 
-  @unittest.skipUnless(os.path.exists(os.path.join(DATADIRECTORY, '/data/filters/chip.xml')),
+  @unittest.skipUnless(os.path.exists(os.path.join(DATADIRECTORY, 'data/filters/chip.json')),
                        "missing test data")
   def test_merged_arrays(self):
     """Can we fetch merged PDAL data """
-    xml = self.fetch_xml('/data/filters/chip.xml')
-    r = libpdalpython.PyPipeline(xml)
+    json = self.fetch_json('/data/filters/chip.json')
+    r = libpdalpython.PyPipeline(json)
     r.execute()
     arrays = r.arrays()
     self.assertEqual(len(arrays), 43)

-- 
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