* Compatible int32 and int64 for attr in op slice/strided_slice. test=develop

* Polish code in nn.py  test=develop

* Fix bug: set the same dtype for the inputs of elementwise_add. test=develop

* Convert int32 to int64 in slice op to avoid data overflow. test=develop

* Convert int32 to int64 in strided_slice_op to avoid data overflow. test=develop

test=develop

* improve error reporting message

* Add isCached() mechanism to elementwise_add
test=develop

* Hide code inside handler
test=develop

test=develop

* fix error print for sampling_id_op

* fix spell err

* fix spell err test=develop

* fix error message, test=develop

* error message of cross_entropy_op, test=develop
* fix bug : can't use platform::errors::InvalidArgument in HOSTDEVICE, test=develop
* fix bug: recovery the check_variable_and_dtype for rank_loss and bpr_loss, test=develop

* test=develop update conv error info

* test=develop update iou_similarity error info

* test=develop update some error info based review

* Format error message for ops, test=develop

* Fix check in sequence_expand, test=develop

which messes up the formatting

test=develop

* test=develop error message update

* API/OP (group_norm, layer_norm, unpool) error message enhancement test=develop

fix check info for flatten hash is_empty op; test=develop

* update err msg for dynamic_lstm and dynamic_lstmp, test=develop

test=develop

* fix error info for transpose sequence_conv_pool max_sequence_len sequence_erase, test=develop

* fix error info for transpose sequence_conv_pool max_sequence_len sequence_erase, test=develop

* update modify, test=develop

* update modify, test=develop

* fixed some modifications, test=develop

fix scatter and scatter_nd op error message

* update err info, test=develop

* update, test=develop

* polish some sl api error message, test=develop

* polish python input check of stride slice, test=develop

* fix unittest bugs, test=develop

test=develop

* refine Error message of modified_huber_loss, test=develop

* refine Error message style, test=develop

* enhance rank_loss error message, test=develop

* enhance similarity_focus error message, test=develop

* enhance squeeze error message, test=develop

* add scale_x_y for yolo_box, test=develop

* refine eps in iou_similarity, test=develop

* fix error log: resahpe, range, reverse.

* - Disabling inplace pass

test=develop

- Disable cycles

test=develop

 - fix

test=develop

- Enhancement to in-place

- Lint fixes

test=develop

* - Lint fixes

test=develop

* fix fsp_op error message,test=develop