“63eef7632efd7baa76c8742d331643fd40e23881”上不存在“python/paddle/git@gitcode.net:Crayonxin2000/Paddle.git”
* Modified the return value of tensor.grad from numpy as tensor. * Modify unittests. * fixed bugs. * Add warning info for x.grad * fixed unittests which used x.grad * fixed bug.