Files
io_scene_psk_psa/io_scene_psk_psa/shared/semver.py

55 lines
1.3 KiB
Python

from typing import Tuple
class SemanticVersion(object):
def __init__(self, version: Tuple[int, int, int]):
self.major, self.minor, self.patch = version
def __iter__(self):
yield self.major
yield self.minor
yield self.patch
@staticmethod
def compare(lhs: 'SemanticVersion', rhs: 'SemanticVersion') -> int:
"""
Compares two semantic versions.
Returns:
-1 if lhs < rhs
0 if lhs == rhs
1 if lhs > rhs
"""
for l, r in zip(lhs, rhs):
if l < r:
return -1
if l > r:
return 1
return 0
def __str__(self):
return f'{self.major}.{self.minor}.{self.patch}'
def __repr__(self):
return str(self)
def __eq__(self, other):
return self.compare(self, other) == 0
def __ne__(self, other):
return not self == other
def __lt__(self, other):
return self.compare(self, other) == -1
def __le__(self, other):
return self.compare(self, other) <= 0
def __gt__(self, other):
return self.compare(self, other) == 1
def __ge__(self, other):
return self.compare(self, other) >= 0
def __hash__(self):
return hash((self.major, self.minor, self.patch))