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Issue #23865: close() methods in multiple modules now are idempotent and more

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robust at shutdown. If needs to release multiple resources, they are released
even if errors are occured.
This commit is contained in:
Serhiy Storchaka 2015-04-10 13:29:28 +03:00
commit 2116b12da5
27 changed files with 315 additions and 209 deletions
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18
Lib/selectors.py
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@ -439,8 +439,10 @@ if hasattr(select, 'epoll'):
return ready
def close(self):
self._epoll.close()
super().close()
try:
self._epoll.close()
finally:
super().close()
if hasattr(select, 'devpoll'):
@ -496,8 +498,10 @@ if hasattr(select, 'devpoll'):
return ready
def close(self):
self._devpoll.close()
super().close()
try:
self._devpoll.close()
finally:
super().close()
if hasattr(select, 'kqueue'):
@ -566,8 +570,10 @@ if hasattr(select, 'kqueue'):
return ready
def close(self):
self._kqueue.close()
super().close()
try:
self._kqueue.close()
finally:
super().close()
# Choose the best implementation, roughly: