“43cdafbb97e52e6d93cc5bbdc6e7486f27665fc8”上不存在“...neural_machine_translation/transformer/utils/check.py”
* add sparse support for sum op * typo fix * fix gpu build error * fix unittest error * typo fix * infer var type and shape in op_test * follow comments * fix build error * bypass some unittests depend on NetOp