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Issue 6037: MutableSequence.__iadd__ should return self.

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Raymond Hettinger 2009-05-18 15:35:26 +00:00
parent 93fb3aad50
commit c384b226d7
1 changed files with 1 additions and 0 deletions
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Lib/_abcoll.py
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@ -598,6 +598,7 @@ class MutableSequence(Sequence):
def __iadd__(self, values): def __iadd__(self, values):
self.extend(values) self.extend(values)
return self
MutableSequence.register(list) MutableSequence.register(list)
MutableSequence.register(bytearray) # Multiply inheriting, see ByteString MutableSequence.register(bytearray) # Multiply inheriting, see ByteString