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bpo-30144: Import collections ABC from collections.abc rather than collections. (#1263)

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Serhiy Storchaka 2017-04-24 09:05:00 +03:00 • committed by GitHub
parent 9eb5ca0774
commit 2e576f5aec
22 changed files with 90 additions and 85 deletions
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6
Lib/shelve.py
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@ -59,11 +59,11 @@ the persistent dictionary on disk, if feasible).
from pickle import Pickler, Unpickler
from io import BytesIO
import collections
import collections.abc
__all__ = ["Shelf", "BsdDbShelf", "DbfilenameShelf", "open"]
class _ClosedDict(collections.MutableMapping):
class _ClosedDict(collections.abc.MutableMapping):
'Marker for a closed dict. Access attempts raise a ValueError.'
def closed(self, *args):
@ -74,7 +74,7 @@ class _ClosedDict(collections.MutableMapping):
return '<Closed Dictionary>'
class Shelf(collections.MutableMapping):
class Shelf(collections.abc.MutableMapping):
"""Base class for shelf implementations.
This is initialized with a dictionary-like object.