cocluto/version.py

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class Version(object):
"""
simple version number made of a series of positive integers separated by dots
distutils.version.StrictVersion : not good because versions such as 3.2.0.4 are not allowed (StrictVersion allows no more than 3 numbers)
distutils.version.LooseVersion : not good because the version string could be anything (https://stackoverflow.com/questions/11887762/how-do-i-compare-version-numbers-in-python)
"""
def __init__(self, version_as_string):
"""
:param str version_as_string: eg '6.2u5' or '8.1.9'
"""
self.numbers = [int(s) for s in version_as_string.replace('u', '.').split('.')]
def get_number(self, index):
if index >= len(self.numbers):
return 0
else:
return self.numbers[index]
def __eq__(self, other):
for i in range(max(len(self.numbers), len(other.numbers))):
if self.get_number(i) != other.get_number(i):
return False
return True
def __gt__(self, other):
for i in range(max(len(self.numbers), len(other.numbers))):
if self.get_number(i) < other.get_number(i):
return False
if self.get_number(i) > other.get_number(i):
return True
# if numbers ar equal continue to next version number
return False # numbers are equal
def __str__(self):
return '.'.join([str(n) for n in self.numbers])