def __cmp__(self, other):
if self.version is None or other.version is None:
# cannot compare None version
raise Exception("Unable to compare None versions")
try:
sv = StrictVersion()
sv.parse(self.version)
return sv.__cmp__(other.version)
except Exception:
return LooseVersion(self.version).__cmp__(LooseVersion(other.version))
def __cmp__(self, other):
if self.version is None or other.version is None:
# cannot compare None version
raise Exception("Unable to compare None versions")
try:
sv = StrictVersion()
sv.parse(self.version)
return sv.__cmp__(other.version)
except Exception:
return LooseVersion(self.version).__cmp__(LooseVersion(other.version))
def __cmp__(self, other):
has_esr = set()
if isinstance(
other,
LooseModernMozillaVersion) and str(other).endswith('esr'):
# If other version ends with esr, coerce through MozillaVersion ending up with
# a StrictVersion if possible
has_esr.add('other')
other = MozillaVersion(
str(other)[:-3]) # strip ESR from end of string
if isinstance(self,
LooseModernMozillaVersion) and str(self).endswith('esr'):
# If our version ends with esr, coerce through MozillaVersion ending up with
# a StrictVersion if possible
has_esr.add('self')
self = MozillaVersion(
str(self)[:-3]) # strip ESR from end of string
if isinstance(other, LooseModernMozillaVersion) or \
isinstance(self, LooseModernMozillaVersion):
# If we're still LooseVersion for self or other, run LooseVersion compare
# Being sure to pass through Loose Version type first
val = LooseVersion.__cmp__(LooseModernMozillaVersion(str(self)),
LooseModernMozillaVersion(str(other)))
else:
# No versions are loose, therefore we can use StrictVersion
val = StrictVersion.__cmp__(self, other)
if has_esr.isdisjoint(set(['other', 'self'])) or \
has_esr.issuperset(set(['other', 'self'])):
# If both had esr string or neither, then cmp() was accurate
return val
elif val is not 0:
# cmp is accurate here even if esr is present in only 1 compare, since
# versions are not equal
return val
elif 'other' in has_esr:
return -1 # esr is not greater than non esr
return 1 # non esr is greater than esr
