loop_parallel_ast.py 文件源码

def visit_For(self, node):

        for field, value in ast.iter_fields(node):

            flag_cache = self.flag
            if field == 'target':
                self.flag = 'lhs'

            if isinstance(value, list):
                for item in value:
                    if isinstance(item, ast.AST):
                        self.visit(item)
            elif isinstance(value, ast.AST):
                self.visit(value)

            self.flag = flag_cache