core.py 文件源码

def generic_visit(self, node):
        """Called if no explicit visitor function exists for a node."""
        for _, value in ast.iter_fields(node):
            if isinstance(value, list):
                self._handle_ast_list(value)
                for item in value:
                    if isinstance(item, ast.AST):
                        self.visit(item)
            elif isinstance(value, ast.AST):
                self.visit(value)