Merge pull request !6017 from ZiruiWu/per_batch_map_multi_col

Merge pull request !5930 from Jamie/CacheOp_dev

add string implementation, can handle partial string slices

finish core implementation, added Index object

fix up the logic

add in new SliceOption object, cleaning up tests

decided to use project after batch as well

per_batch_map 1->x colunm works

add more test case

add test cases, project after map

col order hahaah

fix ci

add test cases

addr review cmts

ci

fix build err

fix test case failure

ci

Merge pull request !6479 from yanghaitao/yht_bucket_batch_ci

Merge pull request !6447 from EricZ/add_crop_check

Merge pull request !6441 from anzhengqi/fix-stack-while-exception

Merge pull request !6433 from jiangzhiwen/fix/csv_iter_compare_end

Added fix for overflow check

Merge pull request !6446 from EricZ/fix_tensor_restructure

Merge pull request !6448 from danishnxt/AugOpsFix

Merge pull request !6171 from luoyang/c-api-pyfunc

of usage

Merge pull request !6399 from jiangzhiwen/fix/ifstream_is_open

Merge pull request !6354 from xulei/lite_test0905

Merge pull request !6346 from yanghaitao/yht_pyfunc_timeout

Merge pull request !6311 from jiangzhiwen/tmp/image_affine

Merge pull request !3974 from lixiachen/repeat_task2

Merge pull request !6221 from anzhengqi/stop-send-at-eos

Merge pull request !6196 from shenwei41/sw_master

Merge pull request !6225 from ZiruiWu/mnist_parse_file_name_with_dot

Merge pull request !6090 from lixiachen/disable_cache

Merge pull request !6121 from anzhengqi/avoid-memory-ascend-lenet

Merge pull request !6123 from liyong126/fix_bug_normalize

Merge pull request !6120 from jiangzhiwen/fix/prob_nullptr