“4bbd6efc4d92a0f4d9c1a0dd211406e5276e13ee”上不存在“doc/fluid/api/git@gitcode.net:paddlepaddle/FluidDoc.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