Signed-off-by: candanzg <zhangshucheng@huawei.com>

Merge pull request !680 from yangzhenzhang/support-forward-graph

Merge pull request !685 from JichenZhao/normfix

Merge pull request !648 from ghzl/add-comment-to-save_dump_path-for-relative-path

Merge pull request !654 from lichen/change_get_group_to_internal_interface

Merge pull request !677 from VectorSL/fix-codex-for-gpu-conv2d

Merge pull request !641 from JoyLvliang/pynative-lamb-op-zeros-like-tensor-query-failed

Merge pull request !597 from ghzl/trans-const-to-variable-in-assign

Merge pull request !647 from caifubi/profiling_iter_end_point

Merge pull request !676 from Xiaoda/add-the-resnet50-testcase

Merge pull request !662 from zhangbuxue/fix-reviewboot

Merge pull request !662 from zhangbuxue/fix-reviewboot

Merge pull request !660 from candanzg/summary_record_bug

Merge pull request !659 from geekun/main_yjk

Merge pull request !675 from vlne-v1/revert-allreduce-addn-opt

Merge pull request !528 from kisnwang/optimize-execute-order-for-memreuse

Merge pull request !673 from zhoufeng/vc-runtime-version

Merge pull request !674 from jinyaohui/clean_pylint_0425

Signed-off-by: candanzg <zhangshucheng@huawei.com>

This reverts commit ea6958c50a.

This reverts commit 252ed4f7c9.

Added new testcase for multi iterator

Addressing review

Fixed typo

Merge pull request !664 from lirongzhen1/resnet_ci

Merge pull request !661 from guozhijian/fix_imagenet_to_mindrecord_fail

Merge pull request !655 from liubuyu/master