code: def get(self, sid):
          
          return IpAccessControlListMappingContext(
              self._version,
              account_sid=self._solution['account_sid'],
              domain_sid=self._solution['domain_sid'],
              sid=sid,
          )
docs: Constructs a IpAccessControlListMappingContext
  
          :param sid: A 34 character string that uniquely identifies the resource to fetch.
  
          :returns: twilio.rest.api.v2010.account.sip.domain.ip_access_control_list_mapping.IpAccessControlListMappingContext
          :rtype: twilio.rest.api.v2010.account.sip.domain.ip_access_control_list_mapping.IpAccessControlListMappingContext