Merge pull request !1545 from fary86/enhance_dump_ir_when_infer_fail

Merge pull request !1713 from luoyang/pylint

Merge pull request !1769 from lichen/gatherv2_support_host_and_device

Merge pull request !1724 from JichenZhao/bnops_for_vm

Merge pull request !1735 from yanghaitao/yht_profiling

Merge pull request !1755 from wukesong/modify-readme

Merge pull request !1791 from wandongdong/master

Merge pull request !1770 from fangzehua/divnonan_vm_ops

Merge pull request !1782 from VectorSL/slice-null

Merge pull request !1766 from vlne-v1/I1J0M0-amp-do-auto-cast-failed

Merge pull request !1776 from fary86/fix_codex_06.01

Merge pull request !1697 from chenhaozhe/bert-optimization

Merge pull request !1726 from zhangzheng/simple

Merge pull request !1771 from yoonlee666/pretrain-eva

Merge pull request !1777 from BowenK/master

Merge pull request !1784 from SanjayChan/fakequant_bug_fix

Merge pull request !1739 from 王东旭/master

Merge pull request !1779 from Xiaoda/fix-some-codestyle-warnings-of-w

Merge pull request !1772 from sunsuodong/var_init

Merge pull request !1387 from zhaoting/SSD

Merge pull request !1759 from chenweifeng/dropout

Merge pull request !1714 from huanghui/SoftmaxGradExt-fussion-pass

Merge pull request !1635 from JesseKLee/doc

Merge pull request !1780 from zhaozhenlong/op/lstm-open

Merge pull request !1758 from fary86/fix_return_parameter_directly_in_net

Merge pull request !1763 from jiangjinsheng/issue_invert