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(Try to) close suprocess file handles after we are done with it #928

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(Try to) close suprocess file handles after we are done with it #928

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5 changes: 5 additions & 0 deletions invoke/runners.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1385,6 +1385,11 @@ def returncode(self) -> Optional[int]:
return self.process.returncode

def stop(self) -> None:
for fd in ['stdout', 'stderr', 'stdin']:
try:
getattr(self.process, fd).close()
except:
pass # We tried 🤷
# If we opened a PTY for child communications, make sure to close() it,
# otherwise long-running Invoke-using processes exhaust their file
# descriptors eventually.
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