Bug#999516: python-ltfatpy: FTBFS with matplotlib 3.5 (in experimental): dh_auto_test: error: pybuild --test --test-pytest -i python{version} -p 3.9 returned exit code 13

Lucas Nussbaum lucas at debian.org
Fri Nov 12 07:19:32 GMT 2021


Source: python-ltfatpy
Version: 1.0.16-5
Severity: important
Justification: FTBFS
Tags: bookworm sid ftbfs
User: lucas at debian.org
Usertags: ftbfs-matplotlib35

Hi,

During a rebuild of all packages in sid, your package failed to build
on amd64, using matplotlib 3.5 currently in experimental. This version
will soon be uploaded to unstable.

If you have questions about this, please contact Sandro Tosi
<morph at debian.org>.

Relevant part (hopefully):
> make[1]: Entering directory '/<<PKGBUILDDIR>>'
> xvfb-run -a dh_auto_test
> I: pybuild base:232: cd /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build; python3.9 -m pytest 
> ============================= test session starts ==============================
> platform linux -- Python 3.9.7, pytest-6.2.5, py-1.10.0, pluggy-0.13.0
> rootdir: /<<PKGBUILDDIR>>, configfile: setup.cfg
> plugins: cov-3.0.0
> collected 0 items / 59 errors
> 
> ==================================== ERRORS ====================================
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_assert_sigreshape_post.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_assert_sigreshape_post.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_assert_sigreshape_pre.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_assert_sigreshape_pre.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_dct.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_dct.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_dst.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_dst.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_gabdual.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_gabdual.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_hermite.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_hermite.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_hermite_all.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_hermite_all.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_isepdgt.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_isepdgt.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_pgauss.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_pgauss.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_sepdgt.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_sepdgt.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_sigreshape.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/comp/test_comp_sigreshape.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/datasets/test_read_dgt_signal_ext.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/datasets/test_read_dgt_signal_ext.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/datasets/test_read_ref_mat.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/datasets/test_read_ref_mat.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_dct.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_dct.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_dft.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_dft.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_dst.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_dst.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_fftindex.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_fftindex.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_fftreal.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_fftreal.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_fftresample.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_fftresample.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_idft.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_idft.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_ifftreal.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_ifftreal.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_isevenfunction.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_isevenfunction.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_middlepad.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_middlepad.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_pderiv.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_pderiv.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_pgauss.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_pgauss.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_pherm.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_pherm.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_psech.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/fourier/test_psech.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_dgt.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_dgt.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_gabdual.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_gabdual.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_gabframediag.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_gabframediag.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_gabimagepars.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_gabimagepars.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_gabphasegrad.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_gabphasegrad.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_gabtight.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_gabtight.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_gabwin.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_gabwin.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_idgt.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_idgt.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_instfreqplot.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_instfreqplot.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_phaselock.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_phaselock.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_phaseplot.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_phaseplot.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_phaseunlock.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_phaseunlock.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_plotdgt.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_plotdgt.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_plotdgtreal.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_plotdgtreal.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_s0norm.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_s0norm.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_sgram.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_sgram.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_tfplot.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/gabor/test_tfplot.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/signals/test_greasy.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/signals/test_greasy.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/signals/test_gspi.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/signals/test_gspi.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/signals/test_linus.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/signals/test_linus.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_fir2long.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_fir2long.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_firkaiser.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_firkaiser.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_firwin.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_firwin.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_groupthresh.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_groupthresh.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_largestn.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_largestn.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_largestr.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_largestr.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_long2fir.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_long2fir.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_normalize.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_normalize.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_rms.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_rms.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_thresh.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/sigproc/test_thresh.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/tools/test_lcm.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/tools/test_lcm.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> _ ERROR collecting .pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/tools/test_postpad.py _
> ImportError while importing test module '/<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/tests/tools/test_postpad.py'.
> Hint: make sure your test modules/packages have valid Python names.
> Traceback:
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> ltfatpy/__init__.py:131: in <module>
>     from ltfatpy.gabor.instfreqplot import instfreqplot
> ltfatpy/gabor/instfreqplot.py:68: in <module>
>     from ltfatpy.gabor.plotdgt import plotdgt
> ltfatpy/gabor/plotdgt.py:68: in <module>
>     from ltfatpy.gabor.tfplot import tfplot
> ltfatpy/gabor/tfplot.py:67: in <module>
>     import matplotlib.pyplot as plt
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:2226: in <module>
>     switch_backend(rcParams["backend"])
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:267: in switch_backend
>     class backend_mod(matplotlib.backend_bases._Backend):
> /usr/lib/python3/dist-packages/matplotlib/pyplot.py:268: in backend_mod
>     locals().update(vars(importlib.import_module(backend_name)))
> /usr/lib/python3.9/importlib/__init__.py:127: in import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
> /usr/lib/python3/dist-packages/matplotlib/backends/backend_tkagg.py:1: in <module>
>     from . import _backend_tk
> /usr/lib/python3/dist-packages/matplotlib/backends/_backend_tk.py:14: in <module>
>     from PIL import Image, ImageTk
> E   ImportError: cannot import name 'ImageTk' from 'PIL' (/usr/lib/python3/dist-packages/PIL/__init__.py)
> =============================== warnings summary ===============================
> ltfatpy/sigproc/firwin.py:75
>   /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/sigproc/firwin.py:75: DeprecationWarning: invalid escape sequence \m
>     """ Returns a FIR window of length *M* of type *name*.
> 
> ltfatpy/sigproc/normalize.py:76
>   /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/sigproc/normalize.py:76: DeprecationWarning: invalid escape sequence \i
>     """Normalize input signal by specified norm
> 
> ltfatpy/sigproc/rms.py:74
>   /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/sigproc/rms.py:74: DeprecationWarning: invalid escape sequence \s
>     """RMS value of signal
> 
> ltfatpy/fourier/psech.py:71
>   /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/fourier/psech.py:71: DeprecationWarning: invalid escape sequence \p
>     """Sampled, periodized hyperbolic secant
> 
> ltfatpy/fourier/dcti.py:73
>   /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/fourier/dcti.py:73: DeprecationWarning: invalid escape sequence \ 
>     """Discrete Cosine Transform type I
> 
> ltfatpy/fourier/dctii.py:75
>   /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/fourier/dctii.py:75: DeprecationWarning: invalid escape sequence \|
>     """Discrete Cosine Transform type II
> 
> ltfatpy/fourier/dctiii.py:73
>   /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/fourier/dctiii.py:73: DeprecationWarning: invalid escape sequence \|
>     """Discrete Cosine Transform type III
> 
> ltfatpy/fourier/dft.py:73
>   /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/fourier/dft.py:73: DeprecationWarning: invalid escape sequence \l
>     """Normalized Discrete Fourier Transform
> 
> ltfatpy/fourier/dstii.py:73
>   /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/fourier/dstii.py:73: DeprecationWarning: invalid escape sequence \|
>     """Discrete Sine Transform type II
> 
> ltfatpy/fourier/dstiii.py:73
>   /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/fourier/dstiii.py:73: DeprecationWarning: invalid escape sequence \|
>     """Discrete Sine Transform type III
> 
> ltfatpy/fourier/idft.py:73
>   /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/fourier/idft.py:73: DeprecationWarning: invalid escape sequence \l
>     """Inverse Normalized Discrete Fourier Transform
> 
> ltfatpy/gabor/dgt.py:77
>   /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/gabor/dgt.py:77: DeprecationWarning: invalid escape sequence \l
>     """Discrete Gabor Transform
> 
> ltfatpy/gabor/idgt.py:76
>   /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/gabor/idgt.py:76: DeprecationWarning: invalid escape sequence \l
>     """Inverse discrete Gabor transform
> 
> ltfatpy/gabor/tfplot.py:75
>   /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build/ltfatpy/gabor/tfplot.py:75: DeprecationWarning: invalid escape sequence \l
>     """Plot coefficient matrix on the TF plane
> 
> -- Docs: https://docs.pytest.org/en/stable/warnings.html
> 
> ----------- coverage: platform linux, python 3.9.7-final-0 -----------
> Name                                                        Stmts   Miss  Cover   Missing
> -----------------------------------------------------------------------------------------
> ltfatpy/__init__.py                                            77     25    68%   132-174
> ltfatpy/comp/__init__.py                                        0      0   100%
> ltfatpy/comp/arg_firwin.py                                      4      1    75%   77
> ltfatpy/comp/assert_groworder.py                               10      6    40%   91-99
> ltfatpy/comp/assert_sigreshape_post.py                          8      4    50%   93-99
> ltfatpy/comp/assert_sigreshape_pre.py                          35     29    17%   103-151
> ltfatpy/comp/comp_hermite.py                                   20     15    25%   84-101
> ltfatpy/comp/comp_hermite_all.py                               17     13    24%   92-108
> ltfatpy/comp/comp_sigreshape_post.py                           10      6    40%   77-83
> ltfatpy/comp/comp_sigreshape_pre.py                            25     21    16%   76-110
> ltfatpy/comp/comp_window.py                                   131    117    11%   118-254, 273-278
> ltfatpy/comp/gabpars_from_windowsignal.py                      18     11    39%   89-115
> ltfatpy/fourier/__init__.py                                     0      0   100%
> ltfatpy/fourier/dcti.py                                        14      7    50%   166-173
> ltfatpy/fourier/dctii.py                                       17      9    47%   161-172
> ltfatpy/fourier/dctiii.py                                      14      7    50%   159-166
> ltfatpy/fourier/dctiv.py                                       14      7    50%   147-154
> ltfatpy/fourier/dft.py                                         10      4    60%   116-124
> ltfatpy/fourier/dsti.py                                        14      7    50%   154-161
> ltfatpy/fourier/dstii.py                                       14      7    50%   157-164
> ltfatpy/fourier/dstiii.py                                      14      7    50%   157-164
> ltfatpy/fourier/dstiv.py                                       14      7    50%   148-155
> ltfatpy/fourier/fftindex.py                                    12      8    33%   97-108
> ltfatpy/fourier/fftreal.py                                      5      1    80%   115
> ltfatpy/fourier/fftresample.py                                 17      7    59%   107-125
> ltfatpy/fourier/idft.py                                        10      4    60%   118-126
> ltfatpy/fourier/ifftreal.py                                     5      1    80%   111
> ltfatpy/fourier/isevenfunction.py                              18     13    28%   101-129
> ltfatpy/fourier/middlepad.py                                   38     31    18%   120-234
> ltfatpy/fourier/pderiv.py                                      21     14    33%   112-134
> ltfatpy/fourier/pgauss.py                                      30     25    17%   174-201
> ltfatpy/fourier/pherm.py                                       76     67    12%   174-254, 259-273
> ltfatpy/fourier/psech.py                                       23     18    22%   138-162
> ltfatpy/gabor/__init__.py                                       0      0   100%
> ltfatpy/gabor/dgt.py                                           35     25    29%   203-248
> ltfatpy/gabor/dgtlength.py                                     19     13    32%   97-110
> ltfatpy/gabor/dgtreal.py                                       16     10    38%   179-193
> ltfatpy/gabor/gabdual.py                                       38     28    26%   141-190, 194-195
> ltfatpy/gabor/gabframediag.py                                  19     12    37%   101-120, 126-127
> ltfatpy/gabor/gabimagepars.py                                  23     18    22%   145-182
> ltfatpy/gabor/gabphasegrad.py                                  98     87    11%   197-427
> ltfatpy/gabor/gabtight.py                                      40     30    25%   148-198, 203-204
> ltfatpy/gabor/gabwin.py                                         6      2    67%   185-189
> ltfatpy/gabor/idgt.py                                          40     30    25%   162-208
> ltfatpy/gabor/idgtreal.py                                      44     35    20%   168-228
> ltfatpy/gabor/instfreqplot.py                                  59     55     7%   69-223
> ltfatpy/gabor/phaselock.py                                     23     23     0%   57-149
> ltfatpy/gabor/phaseplot.py                                     42     42     0%   57-216
> ltfatpy/gabor/phaseunlock.py                                   23     23     0%   57-132
> ltfatpy/gabor/plotdgt.py                                       13      9    31%   71-115
> ltfatpy/gabor/plotdgtreal.py                                   10     10     0%   57-107
> ltfatpy/gabor/s0norm.py                                        25     17    32%   105-126, 130-131
> ltfatpy/gabor/sgram.py                                         47     47     0%   57-233
> ltfatpy/gabor/tfplot.py                                        72     68     6%   68-283
> ltfatpy/signals/__init__.py                                     0      0   100%
> ltfatpy/signals/greasy.py                                      10     10     0%   57-138
> ltfatpy/signals/gspi.py                                        10     10     0%   57-96
> ltfatpy/signals/linus.py                                       10     10     0%   57-99
> ltfatpy/sigproc/__init__.py                                     0      0   100%
> ltfatpy/sigproc/fir2long.py                                    14      9    36%   99-114
> ltfatpy/sigproc/firkaiser.py                                   23     23     0%   57-206
> ltfatpy/sigproc/firwin.py                                     107    100     7%   242-389
> ltfatpy/sigproc/groupthresh.py                                 28     28     0%   57-172
> ltfatpy/sigproc/largestn.py                                    14     14     0%   57-137
> ltfatpy/sigproc/largestr.py                                     9      9     0%   57-129
> ltfatpy/sigproc/long2fir.py                                    26     21    19%   103-140
> ltfatpy/sigproc/normalize.py                                   40     31    22%   125-162
> ltfatpy/sigproc/rms.py                                         21     14    33%   115-134
> ltfatpy/sigproc/thresh.py                                      31     31     0%   57-200
> ltfatpy/tests/__init__.py                                       0      0   100%
> ltfatpy/tests/comp/__init__.py                                  0      0   100%
> ltfatpy/tests/comp/test_assert_sigreshape_post.py              38     38     0%   57-112
> ltfatpy/tests/comp/test_assert_sigreshape_pre.py               74     74     0%   57-151
> ltfatpy/tests/comp/test_comp_dct.py                            27     27     0%   57-100
> ltfatpy/tests/comp/test_comp_dst.py                            27     27     0%   57-100
> ltfatpy/tests/comp/test_comp_gabdual.py                        27     27     0%   57-100
> ltfatpy/tests/comp/test_comp_hermite.py                        23     23     0%   57-104
> ltfatpy/tests/comp/test_comp_hermite_all.py                    28     28     0%   57-132
> ltfatpy/tests/comp/test_comp_isepdgt.py                        35     35     0%   57-110
> ltfatpy/tests/comp/test_comp_pgauss.py                         27     27     0%   57-98
> ltfatpy/tests/comp/test_comp_sepdgt.py                         35     35     0%   57-111
> ltfatpy/tests/comp/test_comp_sigreshape.py                     64     64     0%   57-139
> ltfatpy/tests/datasets/__init__.py                              0      0   100%
> ltfatpy/tests/datasets/get_dataset_path.py                      6      6     0%   57-83
> ltfatpy/tests/datasets/read_comp_dct_signal_ex_mat.py          19     19     0%   57-111
> ltfatpy/tests/datasets/read_comp_dst_signal_ex_mat.py          19     19     0%   57-111
> ltfatpy/tests/datasets/read_dgt_signal_ex_mat.py               25     25     0%   57-118
> ltfatpy/tests/datasets/read_gabframediag_signal_ex_mat.py      19     19     0%   57-110
> ltfatpy/tests/datasets/read_gabtight_signal_ex_mat.py          19     19     0%   57-110
> ltfatpy/tests/datasets/read_ref_mat.py                         40     40     0%   57-223
> ltfatpy/tests/datasets/read_s0norm_ex_mat.py                   20     20     0%   57-111
> ltfatpy/tests/datasets/test_read_dgt_signal_ext.py             52     52     0%   57-143
> ltfatpy/tests/datasets/test_read_ref_mat.py                    28     28     0%   57-113
> ltfatpy/tests/fourier/__init__.py                               0      0   100%
> ltfatpy/tests/fourier/test_dct.py                              48     48     0%   57-126
> ltfatpy/tests/fourier/test_dft.py                              39     39     0%   57-119
> ltfatpy/tests/fourier/test_dst.py                              48     48     0%   57-126
> ltfatpy/tests/fourier/test_fftindex.py                         46     46     0%   57-130
> ltfatpy/tests/fourier/test_fftreal.py                          39     39     0%   57-118
> ltfatpy/tests/fourier/test_fftresample.py                      59     59     0%   57-146
> ltfatpy/tests/fourier/test_idft.py                             56     56     0%   57-143
> ltfatpy/tests/fourier/test_ifftreal.py                         56     56     0%   57-142
> ltfatpy/tests/fourier/test_isevenfunction.py                   25     25     0%   57-96
> ltfatpy/tests/fourier/test_middlepad.py                        69     69     0%   57-185
> ltfatpy/tests/fourier/test_pderiv.py                           55     55     0%   57-143
> ltfatpy/tests/fourier/test_pgauss.py                           58     58     0%   57-140
> ltfatpy/tests/fourier/test_pherm.py                            45     45     0%   57-122
> ltfatpy/tests/fourier/test_psech.py                            33     33     0%   57-104
> ltfatpy/tests/gabor/__init__.py                                 0      0   100%
> ltfatpy/tests/gabor/test_dgt.py                                62     62     0%   57-142
> ltfatpy/tests/gabor/test_gabdual.py                            44     44     0%   57-124
> ltfatpy/tests/gabor/test_gabframediag.py                       27     27     0%   57-104
> ltfatpy/tests/gabor/test_gabimagepars.py                       24     24     0%   57-104
> ltfatpy/tests/gabor/test_gabphasegrad.py                       76     76     0%   57-173
> ltfatpy/tests/gabor/test_gabtight.py                           54     54     0%   57-132
> ltfatpy/tests/gabor/test_gabwin.py                            290    290     0%   57-413
> ltfatpy/tests/gabor/test_idgt.py                               66     66     0%   57-149
> ltfatpy/tests/gabor/test_instfreqplot.py                       31     31     0%   57-121
> ltfatpy/tests/gabor/test_phaselock.py                          43     43     0%   57-131
> ltfatpy/tests/gabor/test_phaseplot.py                          29     29     0%   57-114
> ltfatpy/tests/gabor/test_phaseunlock.py                        30     30     0%   57-114
> ltfatpy/tests/gabor/test_plotdgt.py                            25     25     0%   57-109
> ltfatpy/tests/gabor/test_plotdgtreal.py                        24     24     0%   57-103
> ltfatpy/tests/gabor/test_s0norm.py                             32     32     0%   57-108
> ltfatpy/tests/gabor/test_sgram.py                              35     35     0%   57-126
> ltfatpy/tests/gabor/test_tfplot.py                             89     89     0%   57-204
> ltfatpy/tests/signals/__init__.py                               0      0   100%
> ltfatpy/tests/signals/test_greasy.py                           23     23     0%   57-98
> ltfatpy/tests/signals/test_gspi.py                             23     23     0%   57-98
> ltfatpy/tests/signals/test_linus.py                            23     23     0%   57-98
> ltfatpy/tests/sigproc/__init__.py                               0      0   100%
> ltfatpy/tests/sigproc/test_fir2long.py                         23     23     0%   57-94
> ltfatpy/tests/sigproc/test_firkaiser.py                        30     30     0%   57-121
> ltfatpy/tests/sigproc/test_firwin.py                           61     61     0%   57-170
> ltfatpy/tests/sigproc/test_groupthresh.py                      68     68     0%   57-168
> ltfatpy/tests/sigproc/test_largestn.py                         54     54     0%   57-145
> ltfatpy/tests/sigproc/test_largestr.py                         54     54     0%   57-145
> ltfatpy/tests/sigproc/test_long2fir.py                         28     28     0%   57-106
> ltfatpy/tests/sigproc/test_normalize.py                        28     28     0%   57-103
> ltfatpy/tests/sigproc/test_rms.py                              28     28     0%   57-97
> ltfatpy/tests/sigproc/test_thresh.py                           56     56     0%   57-148
> ltfatpy/tests/tools/__init__.py                                 0      0   100%
> ltfatpy/tests/tools/test_lcm.py                                44     44     0%   57-132
> ltfatpy/tests/tools/test_postpad.py                            73     73     0%   57-167
> ltfatpy/tools/__init__.py                                       0      0   100%
> ltfatpy/tools/lcm.py                                           15      9    40%   67-71, 91-103
> ltfatpy/tools/postpad.py                                       16     10    38%   108-123
> ltfatpy/version.py                                             13     13     0%   56-74
> -----------------------------------------------------------------------------------------
> TOTAL                                                        4739   4350     8%
> Coverage HTML written to dir htmlcov
> 
> =========================== short test summary info ============================
> ERROR ltfatpy/tests/comp/test_assert_sigreshape_post.py
> ERROR ltfatpy/tests/comp/test_assert_sigreshape_pre.py
> ERROR ltfatpy/tests/comp/test_comp_dct.py
> ERROR ltfatpy/tests/comp/test_comp_dst.py
> ERROR ltfatpy/tests/comp/test_comp_gabdual.py
> ERROR ltfatpy/tests/comp/test_comp_hermite.py
> ERROR ltfatpy/tests/comp/test_comp_hermite_all.py
> ERROR ltfatpy/tests/comp/test_comp_isepdgt.py
> ERROR ltfatpy/tests/comp/test_comp_pgauss.py
> ERROR ltfatpy/tests/comp/test_comp_sepdgt.py
> ERROR ltfatpy/tests/comp/test_comp_sigreshape.py
> ERROR ltfatpy/tests/datasets/test_read_dgt_signal_ext.py
> ERROR ltfatpy/tests/datasets/test_read_ref_mat.py
> ERROR ltfatpy/tests/fourier/test_dct.py
> ERROR ltfatpy/tests/fourier/test_dft.py
> ERROR ltfatpy/tests/fourier/test_dst.py
> ERROR ltfatpy/tests/fourier/test_fftindex.py
> ERROR ltfatpy/tests/fourier/test_fftreal.py
> ERROR ltfatpy/tests/fourier/test_fftresample.py
> ERROR ltfatpy/tests/fourier/test_idft.py
> ERROR ltfatpy/tests/fourier/test_ifftreal.py
> ERROR ltfatpy/tests/fourier/test_isevenfunction.py
> ERROR ltfatpy/tests/fourier/test_middlepad.py
> ERROR ltfatpy/tests/fourier/test_pderiv.py
> ERROR ltfatpy/tests/fourier/test_pgauss.py
> ERROR ltfatpy/tests/fourier/test_pherm.py
> ERROR ltfatpy/tests/fourier/test_psech.py
> ERROR ltfatpy/tests/gabor/test_dgt.py
> ERROR ltfatpy/tests/gabor/test_gabdual.py
> ERROR ltfatpy/tests/gabor/test_gabframediag.py
> ERROR ltfatpy/tests/gabor/test_gabimagepars.py
> ERROR ltfatpy/tests/gabor/test_gabphasegrad.py
> ERROR ltfatpy/tests/gabor/test_gabtight.py
> ERROR ltfatpy/tests/gabor/test_gabwin.py
> ERROR ltfatpy/tests/gabor/test_idgt.py
> ERROR ltfatpy/tests/gabor/test_instfreqplot.py
> ERROR ltfatpy/tests/gabor/test_phaselock.py
> ERROR ltfatpy/tests/gabor/test_phaseplot.py
> ERROR ltfatpy/tests/gabor/test_phaseunlock.py
> ERROR ltfatpy/tests/gabor/test_plotdgt.py
> ERROR ltfatpy/tests/gabor/test_plotdgtreal.py
> ERROR ltfatpy/tests/gabor/test_s0norm.py
> ERROR ltfatpy/tests/gabor/test_sgram.py
> ERROR ltfatpy/tests/gabor/test_tfplot.py
> ERROR ltfatpy/tests/signals/test_greasy.py
> ERROR ltfatpy/tests/signals/test_gspi.py
> ERROR ltfatpy/tests/signals/test_linus.py
> ERROR ltfatpy/tests/sigproc/test_fir2long.py
> ERROR ltfatpy/tests/sigproc/test_firkaiser.py
> ERROR ltfatpy/tests/sigproc/test_firwin.py
> ERROR ltfatpy/tests/sigproc/test_groupthresh.py
> ERROR ltfatpy/tests/sigproc/test_largestn.py
> ERROR ltfatpy/tests/sigproc/test_largestr.py
> ERROR ltfatpy/tests/sigproc/test_long2fir.py
> ERROR ltfatpy/tests/sigproc/test_normalize.py
> ERROR ltfatpy/tests/sigproc/test_rms.py
> ERROR ltfatpy/tests/sigproc/test_thresh.py
> ERROR ltfatpy/tests/tools/test_lcm.py
> ERROR ltfatpy/tests/tools/test_postpad.py
> !!!!!!!!!!!!!!!!!!! Interrupted: 59 errors during collection !!!!!!!!!!!!!!!!!!!
> ======================= 14 warnings, 59 errors in 11.57s =======================
> E: pybuild pybuild:354: test: plugin distutils failed with: exit code=2: cd /<<PKGBUILDDIR>>/.pybuild/cpython3_3.9_ltfatpy/build; python3.9 -m pytest 
> dh_auto_test: error: pybuild --test --test-pytest -i python{version} -p 3.9 returned exit code 13


The full build log is available from:
http://qa-logs.debian.net/http://qa-logs.debian.net/2021/11/numpy-matplotlib/matplotlib-exp/python-ltfatpy_1.0.16-5_unstable_matplotlib-exp.log

If you reassign this bug to another package, please marking it as 'affects'-ing
this package. See https://www.debian.org/Bugs/server-control#affects

If you fail to reproduce this, please provide a build log and diff it with mine
so that we can identify if something relevant changed in the meantime.



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