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DBHub: make it a context manager

This commit is contained in:
Robert Jördens 2015-04-04 20:40:31 -06:00
parent afc3982555
commit 7b86138fd2
1 changed files with 8 additions and 1 deletions
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9
artiq/master/worker_db.py
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@ -112,4 +112,11 @@ class DBHub:
dev.close_rpc() dev.close_rpc()
elif hasattr(dev, "close"): elif hasattr(dev, "close"):
dev.close() dev.close()
self.active_devices = OrderedDict() self.active_devices.clear()
def __enter__(self):
return self
def __exit__(self, exc_type, exc_val, exc_tb):
self.close_devices()
return False # do not suppress exceptions within context