“ad2e4206238e21c2a6527b9767fb8f8884f41f59”上不存在“...fluid/operators/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