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/concurrent/futures/thread.py b/Lib/concurrent/futures/thread.py
index 2aa4e17..2810b35 100644
--- a/Lib/concurrent/futures/thread.py
+++ b/Lib/concurrent/futures/thread.py
@@ -10,6 +10,7 @@
import itertools
import queue
import threading
+import types
import weakref
import os
@@ -57,6 +58,8 @@
else:
self.future.set_result(result)
+ __class_getitem__ = classmethod(types.GenericAlias)
+
def _worker(executor_reference, work_queue, initializer, initargs):
if initializer is not None: