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Author terry.reedy
Recipients davin, pitrou, terry.reedy, vinay0410
Date 2020-07-25.04:28:17
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Marked as misclassified Yes
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Python 3.10.0a0  Jul 23 2020, win32 (without patch)

>>> from multiprocessing import shared_memory
>>> shm_a = shared_memory.SharedMemory(create=True, size=0)
Traceback (most recent call last):
  File "<pyshell#1>", line 1, in <module>
    shm_a = shared_memory.SharedMemory(create=True, size=0)
  File "f:\dev\3x\lib\multiprocessing\", line 129, in __init__
    h_map = _winapi.CreateFileMapping(
OSError: [WinError 87] The parameter is incorrect: 'wnsm_4ab39616'

After the patch, I get the value error.
Date User Action Args
2020-07-25 04:28:17terry.reedysetrecipients: + terry.reedy, pitrou, davin, vinay0410
2020-07-25 04:28:17terry.reedysetmessageid: <>
2020-07-25 04:28:17terry.reedylinkissue41344 messages
2020-07-25 04:28:17terry.reedycreate