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Use try..finally in contextlib.contextmanager

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This commit is contained in:
Erik Johnston 2015-04-15 10:25:43 +01:00
parent ded4128965
commit a971fa9d58
1 changed files with 5 additions and 3 deletions
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8
synapse/storage/util/id_generators.py
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@ -97,9 +97,11 @@ class StreamIdGenerator(object):
@contextlib.contextmanager
def manager():
yield next_id
with self._lock:
self._unfinished_ids.remove(next_id)
try:
yield next_id
finally:
with self._lock:
self._unfinished_ids.remove(next_id)
return manager()