Semver -- python module for semantic versioning

Simple module for comparing versions as noted at semver.org.

This module provides just couple of functions, main of which are:

>>> import semver
>>> semver.compare("1.0.0", "2.0.0")
1
>>> semver.compare("2.0.0", "1.0.0")
-1
>>> semver.compare("2.0.0", "2.0.0")
0
>>> semver.match("2.0.0", ">=1.0.0")
True
>>> semver.match("1.0.0", ">1.0.0")
False