“e2ea1f42e9202e5591e2de1ce5f96c573dcc6484”上不存在“python/paddle/v2/git@gitcode.net:Crayonxin2000/Paddle.git”
* Unify fluid submodules to fluid module Change books just use `import fluid`, not submodules * Remove g_main_program/g_startup_program Use default_main_program/default_startup_program instead * Typo * Fix CI