code: def add_or_filter(self, *values):
          
          filt = OrFilter(*values)
          self.update_filter(filt)
          return filt
docs: Add a filter using "OR" logic. This filter is useful when matching
          on one or more criteria. For example, searching for IP 1.1.1.1 and
          service TCP/443, or IP 1.1.1.10 and TCP/80. Either pair would produce
          a positive match.
          
          .. seealso:: :class:`smc_monitoring.models.filters.OrFilter` for examples.
          
          :param values: optional constructor args for
              :class:`smc_monitoring.models.filters.OrFilter`. Typically this is a
              list of InFilter expressions.
          :type: list(QueryFilter)
          :rtype: OrFilter