transformer.py 文件源码

def com_with_item(self, nodelist, body, lineno):
        # with_item: test ['as' expr]
        if len(nodelist) == 4:
            var = self.com_assign(nodelist[3], OP_ASSIGN)
        else:
            var = None
        expr = self.com_node(nodelist[1])
        return With(expr, var, body, lineno=lineno)