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Make IFDRational hashable

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This commit is contained in:
wiredfool 2015-10-25 14:49:52 +00:00
parent 3bbb9e676f
commit f9fe4da8b2
1 changed files with 4 additions and 0 deletions
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4
PIL/TiffImagePlugin.py
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@ -283,6 +283,9 @@ class IFDRational(Fraction):
def __repr__(self): def __repr__(self):
return str(float(self._val)) return str(float(self._val))
def __hash__(self):
return self._val.__hash__()
def __eq__(self,other): def __eq__(self,other):
if type(other) == float: if type(other) == float:
return float(self) == other return float(self) == other
@ -291,6 +294,7 @@ class IFDRational(Fraction):
return float(self) == float(other) return float(self) == float(other)
class ImageFileDirectory_v2(collections.MutableMapping): class ImageFileDirectory_v2(collections.MutableMapping):
"""This class represents a TIFF tag directory. To speed things up, we """This class represents a TIFF tag directory. To speed things up, we
don't decode tags unless they're asked for. don't decode tags unless they're asked for.