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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_and_wait(self, message, params=None, timeout=10, raises=False):
 """Send service method request and wait for response :param message: proto message instance (use :meth:`SteamUnifiedMessages.get`) or method name (e.g. ``Player.GetGameBadgeLevels#1``) :type message: :class:`str`, proto message instance :param params: message parameters :type params: :class:`dict` :param timeout: (optional) seconds to wait :type timeout: :class:`int` :param raises: (optional) On timeout if :class:`False` return :class:`None`, else raise :class:`gevent.Timeout` :type raises: :class:`bool` :return: response proto message instance :rtype: (proto message, :class:`.UnifiedMessageError`) :raises: :class:`gevent.Timeout` """

        job_id = self.send(message, params)
        resp = self.wait_event(job_id, timeout, raises=raises)
        return (None, None) if resp is None else resp