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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 connect(self):
 """Create the low-level AMQP connection to RabbitMQ. :rtype: pika.adapters.tornado_connection.TornadoConnection """

        self.set_state(self.STATE_CONNECTING)
        self.handle = tornado_connection.TornadoConnection(
            self._connection_parameters,
            on_open_callback=self.on_open,
            on_open_error_callback=self.on_open_error,
            stop_ioloop_on_close=False,
            custom_ioloop=self.io_loop)