python-NameError: name '_name_' is not defined(主函数)if _name_ == '_main_':错误的原因可能是name是双下划线。(明显下面的下划线要长一点)if __name__ == '__main__': 版权声明:本文为qq_40452317原创文章,遵循CC 4.0 BY-SA版权协议,转载请附上原文出处链接和本声明。原文链接:https://blog.csdn.net/qq_40452317/article/details/90512816