parameters: (self, clientId, client)
docstring: Inform bridge that client is no longer alive.
docstring_summary: Inform bridge that client is no longer alive.
docstring_tokens: Inform bridge that client is no longer alive .
function: def on_purging_client(self, clientId, client):
          '''Inform bridge that client is no longer alive.'''
          self._bridge.deactivate_bot(client.username)
function_tokens: def on_purging_client ( self , clientId , client ) : self . _bridge . deactivate_bot ( client . username )