Merge pull request !8013 from liyong126/fix_md_pad

Merge pull request !7693 from wanyiming/add_sigmoid_cross_entropy_with_logit_cpu

Merge pull request !7991 from yihuaijie/dev

Merge pull request !8007 from cathwong/ckw_cppapi_dataset_del_valparms

Merge pull request !7873 from tom_chen/sparse_ftrl

Merge pull request !7875 from 34bunny/GPU-SparseApplyProximalAdagrad

Merge pull request !7964 from yuchaojie/quant2

Merge pull request !7914 from Simson/push-to-opensource

Merge pull request !7866 from luoyang/c-api-pyfunc

Merge pull request !7872 from peixu_ren/custom_pp_ops

Merge pull request !7696 from peixu_ren/custom_gpu

Merge pull request !7848 from shenwei41/new_master

update ut

add test case

fix ci

fix ci round 2

address review cmts

Merge pull request !7734 from Alex Yuyue/IR_dataset_input

Merge pull request !7841 from zhouyuanshen/ACosGrad_and_AsinGrad

Merge pull request !7922 from xiaotianci/fix_distributed_sampler

Merge pull request !7879 from zhouyuanshen/asin_acos_fp16

Merge pull request !7771 from huangxinjing/segment_ops

add related comment to explain
add related UT

Merge pull request !7834 from yuchaojie/quant

Merge pull request !7651 from jiangzhenguang/add_embedding_and_enbedding_lookup

Merge pull request !7826 from linqingke/gpu_ops

Signed-off-by: alex-yuyue <yue.yu1@huawei.com>

Merge pull request !7437 from yao_yf/auto_parallel_support_dynamic_shape

Merge pull request !7805 from yihuaijie/master

Merge pull request !7790 from lvchangquan/transdata

Merge pull request !7735 from baihuawei/fixmultinomial