“836068569ffd284518b92423da6e72f261f3bead”上不存在“paddle/git@gitcode.net:paddlepaddle/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