def add_resource_path_alias(self,
                                alias_resource_path, existing_resource_path):
        """Add resource path alias.

        Once added, request to alias_resource_path would be handled by
        handler registered for existing_resource_path.

        Args:
            alias_resource_path: alias resource path
            existing_resource_path: existing resource path
        """
        try:
            handler_suite = self._handler_suite_map[existing_resource_path]
            self._handler_suite_map[alias_resource_path] = handler_suite
        except __HOLE__:
            raise DispatchException('No handler for: %r' %
                                    existing_resource_path)
dataset/ETHPy150Open google/pywebsocket/mod_pywebsocket/dispatch.py/Dispatcher.add_resource_path_alias