Merge pull request !8248 from EricZ/helper_dep_removal

Merge pull request !8106 from kisnwang/add-cpu-adam-delta

Merge pull request !8138 from huangbingjian/fix_shape

Merge pull request !8280 from changzherui/add_export_grad_example

Merge pull request !8194 from nsyca/opt3

Merge pull request !8135 from luoyang/c-api-pyfunc

Merge pull request !7838 from LiangZhibo/master

Merge pull request !8200 from shenwei41/new_master

Merge pull request !7911 from anancds/kv-patch

Merge pull request !8208 from EricZ/helper_dep_removal

Signed-off-by: zhoufeng <zhoufeng54@huawei.com>

staging II

clean up

further clean up

fix merge conflict with 8139

fix complie err

Merge pull request !8139 from h.farahat/ir_namespace

Merge pull request !8089 from guozhijian/enhance_py_resize

Merge pull request !7855 from huanghui/move_ir_files

Merge pull request !8114 from zhangbuxue/rectify_and_optimize_the_type_checking_function

Merge pull request !7976 from zjun/Add_nested_derivative

Merge pull request !8134 from liuxiao93/DynamicGRU-new-old-backend

Merge pull request !8096 from h.farahat/datasetNode

Merge pull request !7946 from gziyan/fix_auto_optim_shard

Merge pull request !8120 from yihuaijie/master

Signed-off-by: zjun <zhangjun0@huawei.com>

Merge pull request !7891 from jiangzhenguang/add_clip_by_global_norm

Merge pull request !8030 from jjfeing/master

Merge pull request !8072 from luoyang/pylint

Merge pull request !8039 from zhangbuxue/support_key_ward_way_to_pass_arg_for_outermost_net_in_graph_mode