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-rw-r--r--Lib/os.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/os.py b/Lib/os.py
index a894ee0..28979bf 100644
--- a/Lib/os.py
+++ b/Lib/os.py
@@ -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):