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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def run_websocket_server(self, host='localhost', port=9090, debug=False):
 """ Runs websocket server """

        from .server import MeaseWebSocketServerFactory

        websocket_factory = MeaseWebSocketServerFactory(
            mease=self, host=host, port=port, debug=debug)
        websocket_factory.run_server()