bpo-39481: PEP 585 for a variety of modules (GH-19423)
- concurrent.futures
- ctypes
- http.cookies
- multiprocessing
- queue
- tempfile
- unittest.case
- urllib.parse
diff --git a/Lib/multiprocessing/pool.py b/Lib/multiprocessing/pool.py
index 41dd923..b8a0b82 100644
--- a/Lib/multiprocessing/pool.py
+++ b/Lib/multiprocessing/pool.py
@@ -20,6 +20,7 @@
import threading
import time
import traceback
+import types
import warnings
from queue import Empty
@@ -780,6 +781,8 @@
del self._cache[self._job]
self._pool = None
+ __class_getitem__ = classmethod(types.GenericAlias)
+
AsyncResult = ApplyResult # create alias -- see #17805
#