“aef98218836c4d487d0a61616dbf75c5eb8e932f”上不存在“src/operators/assign_op.h”
* Revert "set constant for loss" This reverts commit 167933f678ccbb3563e949710279efe004a27731. * Revert "remove workspace_handle" test=develop This reverts commit b4aca8ede9e685bce1dfb1c59e63919f33432572.