def _getResolver(self, serverResponses, maximumQueries=10):
        """
        Create and return a new L{root.Resolver} modified to resolve queries
        against the record data represented by C{servers}.

        @param serverResponses: A mapping from dns server addresses to
            mappings.  The inner mappings are from query two-tuples (name,
            type) to dictionaries suitable for use as **arguments to
            L{_respond}.  See that method for details.
        """
        roots = ['1.1.2.3']
        resolver = Resolver(roots, maximumQueries)

        def query(query, serverAddresses, timeout, filter):
            msg("Query for QNAME %s at %r" % (query.name, serverAddresses))
            for addr in serverAddresses:
                try:
                    server = serverResponses[addr]
                except __HOLE__:
                    continue
                records = server[query.name.name, query.type]
                return succeed(self._respond(**records))
        resolver._query = query
        return resolver
dataset/ETHPy150Open twisted/twisted/twisted/names/test/test_rootresolve.py/RootResolverTests._getResolver