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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 get(self, sid):
 """ Constructs a InviteContext :param sid: The unique string that identifies the resource :returns: twilio.rest.chat.v2.service.channel.invite.InviteContext :rtype: twilio.rest.chat.v2.service.channel.invite.InviteContext """

        return InviteContext(
            self._version,
            service_sid=self._solution['service_sid'],
            channel_sid=self._solution['channel_sid'],
            sid=sid,
        )