Add support for Python 3.x

kxepal · Feb 8, 2012 · 61cfbac · 61cfbac
1 parent 1e08e7b
commit 61cfbac
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/semver.py b/semver.py
@@ -8,6 +8,9 @@
                     '(\-(?P<prerelease>[0-9A-Za-z]+(\.[0-9A-Za-z]+)*))?'
                     '(\+(?P<build>[0-9A-Za-z]+(\.[0-9A-Za-z]+)*))?$')
 
+if 'cmp' not in __builtins__:
+    cmp = lambda a,b: (a > b) - (a < b)
+
 def parse(version):
     """
     Parse version to major, minor, patch, pre-release, build parts.