“8190552767e9e3b1f0674f50c57643517dbae2d7”上不存在“...paddle/v2/fluid/git@gitcode.net:BaiXuePrincess/Paddle.git”
* use yapf to format all python file * yapf exclude two unittests file for they rely on writing and reading file, and format will break them * disable diff_py_file because too many diff files cause command following failed