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-rw-r--r--Lib/multiprocessing/shared_memory.py3
1 files changed, 3 insertions, 0 deletions
diff --git a/Lib/multiprocessing/shared_memory.py b/Lib/multiprocessing/shared_memory.py
index 184e367..9f954d9 100644
--- a/Lib/multiprocessing/shared_memory.py
+++ b/Lib/multiprocessing/shared_memory.py
@@ -14,6 +14,7 @@ import os
import errno
import struct
import secrets
+import types
if os.name == "nt":
import _winapi
@@ -508,3 +509,5 @@ class ShareableList:
return position
else:
raise ValueError(f"{value!r} not in this container")
+
+ __class_getitem__ = classmethod(types.GenericAlias)