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Issue #11085: Moved collections abstract base classes into a separate module

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called collections.abc, following the pattern used by importlib.abc.  For
backwards compatibility, the names continue to also be imported into the
collections module.
This commit is contained in:
Raymond Hettinger 2011-02-22 00:41:50 +00:00
parent ecc26923cd
commit 158c9c26fc
8 changed files with 163 additions and 135 deletions
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2
Lib/os.py
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@ -434,7 +434,7 @@ def get_exec_path(env=None):
# Change environ to automatically call putenv(), unsetenv if they exist.
from _abcoll import MutableMapping # Can't use collections (bootstrap)
from collections.abc import MutableMapping
class _Environ(MutableMapping):
def __init__(self, data, encodekey, decodekey, encodevalue, decodevalue, putenv, unsetenv):