def enter_OperationDefinition(self, node, key, parent, path, ancestors):
        if not node.name and self.operation_count > 1:
            self.context.report_error(GraphQLError(self.anonymous_operation_not_alone_message(), [node]))
dataset/ETHPy150Open graphql-python/graphql-core/graphql/core/validation/rules/lone_anonymous_operation.py/LoneAnonymousOperation.enter_OperationDefinition/original