8 Commits (develop)

Author	SHA1	Message	Date
Zhou Wei	fb20ec9a4e	fix bug of multicard grad ncclAllReduce (#30553)	5 years ago
pangyoki	13d757362c	Add Inplace strategy (Output reuse Input Varbase) in dygraph (#30103) ... * add view strategy on squeeze,unsqueeze,reshape,flatten * add squeeze unittest * add unittests * use View strategy as name rather than Reuse Allacation * fix view api doc * fix format * use core.ops when input of reshape2 is Tensor * fix test_cross_entropy_loss error because of reshape2 * fix test_cross_entropy_loss error because of reshape2 * add inplace strategy * add elementwise_add sub * let backward op not use inplace * grad op do not use inplace * fix memory increase error and add leaf error message * delete selected_rows * change op_function * little change * solve HandleViewBetweenInputAndOutput * add unittest and leaf error message * merge view error * optimize op_function_generator format and support sum inplace op * fix format of basic_engine * fix format for framework * little change of variable wrapper * add reshape, squeeze, unsqueeze, scatter api * add relu elu tanh softmax inplace api * fix test_squeeze_op unittest * fix test_relu_op unittest * fix comment problems * delete sample code of inplace api * add reference of grad_pending_nodes in basic_engine * fix unittest name * add inplace apis into wlist * fix error message * add PADDLE_ENFORCE for set grad op twice * fix head file error	5 years ago
Zhou Wei	c0a991c874	accumulate gradient for leaf tensor with previous graph and expose leaf tensor concept (#28429) ... * The leaf tensor concept is exposed and the gradient accumulation of leaf tensor * The leaf tensor concept is exposed and the gradient accumulation of leaf tensor * fix coverage * fix api doc * fix CI unittest * fix CI unittest * fix unitest * empty tensor does’t need inner_var_ * fix some error message	5 years ago
Chen Weihang	7eeb99fe02	Add basic hook classes for dygraph & implement reduce hook (#28584) ... * add base hook classes and reduce hook impl * fix constructor typo * polish comment format * refactor baisc hook class design * polish design details	5 years ago
Zhen Wang	f32ae272ec	Remove `sorted_sum_gradient_` form BasicEngine and PartialGradTask. (#26766) ... Use `Tensor` instead of `Variable` in the doc of paddle.grad.	6 years ago
Zhen Wang	f9066e6a6f	Update the demo code and the doc of varbase.backward. (#26506) ... * update the demo code and the doc of varbase.backward. * update the doc of the fake interface `paddle.fluid.Variable`. * remove BackwardStrategy.	6 years ago
Zhen Wang	cea5086853	Fix the double grad bug for the star gan. (#25655) ... * fix the double grad bug for the star gan. test=develop * update the retain_graph parameter doc. test=develop * add the unit test for the retain_graph parameter. test=develop	6 years ago
Zeng Jinle	a31d7328b7	Add dygraph double grad implementation (#22939) ... * add double grad implementation for dygraph, test=develop * polish code, add uts, test=develop * fix place bug, test=develop * polish codes, add more uts for coverages, test=develop * add no_grad_set, test=develop * add star gan ut, test=develop * follow comments, test=develop	6 years ago