Python implementation of SemVer 2.0.0

Compatibility and dependencies

Compatible with Python 2.7 and 3.x

No dependencies required

Usage

>>> from pysemver import Version
>>> v = Version('3.14.15')
>>> v
Version('3.14.15')
>>> str(v)
'3.14.15'
>>> v.major
3
>>> v.minor
14
>>> v.patch
15
>>> v.pre_release
[]
>>> v.build
[]

>>> from pysemver import Version
>>> v = Version('4.2-1337.pi+3.1415')
>>> v
Version('4.2.0-1337.pi+3.1415')
>>> str(v)
'4.2.0-1337.pi+3.1415'
>>> v.major
4
>>> v.minor
2
>>> v.patch
0
>>> v.pre_release
[1337, 'pi']
>>> v.build
[3, 1415]

>>> from pysemver import Version
>>> Version('1') < Version('2')
True
>>> Version('3.14') < Version('3.14-rc2')
False

Notes

No CPython magic (ie. ['a', 'b', 'c'] == ['a', 'b', 'c']) is used. It should make the code compatible with any Python implementation.