def disconnect_all(signal=Any, sender=Any):
"""Disconnect all signal handlers. Useful for cleaning up after running
tests
"""
for receiver in liveReceivers(getAllReceivers(sender, signal)):
disconnect(receiver, signal=signal, sender=sender)
def disconnect(self, *a, **kw):
kw.setdefault('sender', self.sender)
return dispatcher.disconnect(*a, **kw)
