[Pkg-mailman-hackers] Pkg-mailman commit - rev 133 - branches/pkg-split/core/debian/snippets

[Bernd S. Brentrup]

Author: bsb
Date: 2004-05-18 10:50:26 -0600 (Tue, 18 May 2004)
New Revision: 133

Added:
   branches/pkg-split/core/debian/snippets/deb_versions.py
Log:
Initial imperfect attempt at version comparision.

Added: branches/pkg-split/core/debian/snippets/deb_versions.py
===================================================================
--- branches/pkg-split/core/debian/snippets/deb_versions.py	2004-05-18 16:45:59 UTC (rev 132)
+++ branches/pkg-split/core/debian/snippets/deb_versions.py	2004-05-18 16:50:26 UTC (rev 133)
@@ -0,0 +1,57 @@
+#! /usr/bin/python -O
+# $URL$
+# $Id$
+
+
+def _int(v):
+    try:
+        v = int(v)
+    except ValueError:
+        pass
+    return v
+
+class DebianVersion:
+
+    def __init__(self, ver):
+        """
+        TBD: add epoch support
+        """#
+        version = ver.split('-')
+        if len(version) == 1:
+            ups = version[0]
+        elif len(version) == 2:
+            ups, rev = version
+        else:
+            raise ValueError(ver)
+        self._ups = [ _int(c) for c in ups.split('.') ]
+        self._rev = [ _int(c) for c in rev.split('.') ]
+
+    def __cmp__(self, other):
+        diff = cmp(self._ups, other._ups)
+        if diff == 0:
+            diff = cmp(self._rev, other._rev)
+        return diff
+
+    def __str__(self):
+        ups = '.'.join([ str(i) for i in self._ups])
+        rev = '.'.join([ str(i) for i in self._rev])
+        return '-'.join((ups, rev))
+
+
+if __name__ == '__main__':
+    DV = DebianVersion
+
+    ancient = DV('2.0.11-1woody8')
+    old     = DV('2.1.3-2')
+    current = DV('2.1.4.dfsg-4')
+    next    = DV('2.1.4-4split0')
+    print ancient, old, current, next
+
+    def compare(a,b):
+        if a < b: print '%(a)s < %(b)s' % locals()
+        elif a > b: print '%(a)s > %(b)s' % locals()
+        elif a == b: print '%(a)s == %(b)s' % locals()
+        else: print '%(a)s and %(b)s don\'t compare!' % locals()
+
+    compare(ancient, next)
+    compare(next, current)


Property changes on: branches/pkg-split/core/debian/snippets/deb_versions.py
___________________________________________________________________
Name: svn:keywords
   + Id URL