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Make close() identical to __del__() for a dumbdbm database. Make

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closing idempotent (it used to raise a nuisance exception on the 2nd
close attempt).

Bugfix candidate?  Probably, but arguable.
This commit is contained in:
Tim Peters 2003-07-13 17:21:10 +00:00
parent 4a4296ec29
commit 7a6c733c3b
3 changed files with 15 additions and 5 deletions
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10
Lib/dumbdbm.py
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@ -92,6 +92,9 @@ class _Database(UserDict.DictMixin):
# CAUTION: It's vital that _commit() succeed, and _commit() can
# be called from __del__(). Therefore we must never reference a
# global in this routine.
if self._index is None:
return # nothing to do
try:
self._os.unlink(self._bakfile)
except self._os.error:
@ -204,12 +207,9 @@ class _Database(UserDict.DictMixin):
def close(self):
self._commit()
self._index = None
self._datfile = self._dirfile = self._bakfile = None
self._index = self._datfile = self._dirfile = self._bakfile = None
def __del__(self):
if self._index is not None:
self._commit()
__del__ = close