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[Core] Fix test_get_clouds_concurrent on python 3.8 windows #11864

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Merged
haroldrandom merged 1 commit into from
Jan 17, 2020
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[Core] Fix test_get_clouds_concurrent on python 3.8 windows #11864

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6 changes: 5 additions & 1 deletion src/azure-cli-core/azure/cli/core/tests/test_cloud.py
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Original file line number Diff line number Diff line change
Expand Up @@ -219,7 +219,11 @@ def test_remove_known_cloud(self):

def test_get_clouds_concurrent(self):
with mock.patch('azure.cli.core.cloud.CLOUD_CONFIG_FILE', tempfile.mkstemp()[1]) as config_file:
pool_size = 100
# Max pool_size is 61, otherwise exception will be thrown on Python 3.8 Windows:
# File "...Python38\lib\multiprocessing\connection.py", line 810, in _exhaustive_wait
# res = _winapi.WaitForMultipleObjects(L, False, timeout)
# ValueError: need at most 63 handles, got a sequence of length 102
pool_size = 20
p = multiprocessing.Pool(pool_size)
p.map(_helper_get_clouds, range(pool_size))
p.close()
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