Merge pull request !6632 from yuchaojie/transformer2

Merge pull request !6637 from hzf/master

Merge pull request !6641 from HW_KK/master

Merge pull request !6619 from zhanke/bgcf

Merge pull request !6554 from jinyaohui/master

Merge pull request !6657 from wandongdong/master

Merge pull request !6607 from ghzl/delete-SoftmaxCrossEntropyExpand

Merge pull request !6642 from wangmin0104/master

Merge pull request !6636 from zhaoting/hub

Merge pull request !6614 from caifubi/dump2

Merge pull request !6648 from sunsuodong/fix_code2

Merge pull request !6631 from gzhcv/GpuTimeline

modify st

st code

modify step threhold

const modify

threshold value

add resnet50 st

modify monitor

init weights

modify batch size

px

delete loss scale and add init weiht

modify loss precision

format code

modify dataset path

modify mobiluenet dataset path

format code

delete ()

delete unuse import

delete nn

Merge pull request !6638 from sunsuodong/fix_resize_bug

Merge pull request !6621 from liyong126/fix_concat_log

Merge pull request !6623 from zhangyi/master

update mindspore/profiler/parser/integrator.py.

update mindspore/profiler/profiling.py.

Merge pull request !6617 from zhangbuxue/improve_keywordarg_tostring_function

Merge pull request !6599 from peixu_ren/custom_temp

Merge pull request !6612 from vlne-v1/code_style

Merge pull request !6627 from yangruoqi713/lite

Merge pull request !6625 from ling/bug