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gh-145587: fix busy loop in multiprocessing.connection.wait on Windows #145597

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gh-145587: fix busy loop in multiprocessing.connection.wait on Windows #145597

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8 changes: 8 additions & 0 deletions Lib/multiprocessing/connection.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1085,6 +1085,14 @@ def wait(object_list, timeout=None):

Returns list of those objects in object_list which are ready/readable.
'''
if not object_list:
if timeout is None:
while True:
time.sleep(1e6)
elif timeout > 0:
time.sleep(timeout)
return []

if timeout is None:
timeout = INFINITE
elif timeout < 0:
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