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RyuApp: delete a key without handlers when unregistering a handler

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Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
This commit is contained in:
FUJITA Tomonori 2014-04-10 09:51:26 +09:00
parent 92ef0bdbb5
commit d3f8f4eb4c
1 changed files with 2 additions and 0 deletions
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2
ryu/base/app_manager.py
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@ -169,6 +169,8 @@ class RyuApp(object):
def unregister_handler(self, ev_cls, handler):
assert callable(handler)
self.event_handlers[ev_cls].remove(handler)
if not event_handlers[ev_cls]:
del event_handlers[ev_cls]
def register_observer(self, ev_cls, name, states=None):
states = states or set()