operators.py 文件源码

def generic_visit(self, node):
        for field, old_value in ast.iter_fields(node):
            if isinstance(old_value, list):
                generator = self.generic_visit_list(old_value)
            elif isinstance(old_value, ast.AST):
                generator = self.generic_visit_real_node(node, field, old_value)
            else:
                generator = []

            for _ in generator:
                yield node