Wes McKinney created ARROW-1327:
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Summary: [Python] Failing to release GIL in MemoryMappedFile._open
causes deadlock
Key: ARROW-1327
URL: https://issues.apache.org/jira/browse/ARROW-1327
Project: Apache Arrow
Issue Type: Bug
Components: Python
Affects Versions: 0.5.0
Reporter: Wes McKinney
Assignee: Wes McKinney
Fix For: 0.6.0
This is occurring at
https://github.com/apache/arrow/blob/master/python/pyarrow/io.pxi#L450
This call is missing a {{with nogil:}}, the deadlock is occurring when this
function attempts to reacquire the GIL to raise an exception. See discussion in
ARROW-1282
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