def close(self, flush=False):
with self._global_lock:
if self._dbm_shutdown.is_set():
return
else:
self._dbm_shutdown.set()
if hasattr(atexit, 'unregister'):
atexit.unregister(self.close)
else:
try:
atexit._exithandlers.remove((self.close, (), {}))
except ValueError:
pass
if self.schema:
# release all the failed sources waiting for restart
self._event_queue.put(('localhost', (ShutdownException(), )))
# release all the sources
for target, source in self.sources.cache.items():
source.close(flush)
# close the database
self.schema.commit()
self.schema.close()
# shutdown the _dbm_thread
self._event_queue.put(('localhost', (DBMExitException(), )))
self._dbm_thread.join()
def close(self):
with self._global_lock:
if self._dbm_shutdown.is_set():
return
else:
self._dbm_shutdown.set()
if hasattr(atexit, 'unregister'):
atexit.unregister(self.close)
else:
try:
atexit._exithandlers.remove((self.close, (), {}))
except ValueError:
pass
# shutdown the _dbm_thread
self._event_queue.shutdown()
self._event_queue.bypass((cmsg(None, ShutdownException()), ))
self._dbm_thread.join()
def put(self, *argv, **kwarg):
raise ShutdownException('shutdown in progress')