“4a0cb3db6cc9b6d2b1c8be2f153f2516504a9156”上不存在“paddle/math/git@gitcode.net:RobotFutures/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