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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 _send_start_ok(self):
        '''Send the start_ok message.'''
        args = Writer()
        args.write_table(self.connection._properties)
        args.write_shortstr(self.connection._login_method)
        args.write_longstr(self.connection._login_response)
        args.write_shortstr(self.connection._locale)
        self.send_frame(MethodFrame(self.channel_id, 10, 11, args))

        self.add_synchronous_cb(self._recv_tune)