fix testing script default

updates and changed sampling function

comments addressed

comments addressed

comments addressed

moving isSinkCheckAbove

update - move CheckSinkFunction

fix

Updated check for offload in python (dataset_helper.py and
iterators.py).

Updated auto_offload test in test_map_offload.py.

Changed MapNode.offload type from bool->int in bindings.cc.

Changed manual offload flag from int->enum.

Merge pull request !20788 from 杨旭华/TedliumDataset

Merge pull request !27033 from luoyang/close_autotune_nonsink

Merge pull request !27085 from cathwong/ckw_ut_prof_forked

Merge pull request !17832 from 张璇/kmnist_dataset

Merge pull request !23225 from 张渝/Glove

Merge pull request !26986 from shenwei41/master

Merge pull request !26880 from liyong126/fix_mindrecord_log_msg_2

Merge pull request !26896 from xiaotianci/enhance_audio_err_message

Merge pull request !26746 from xiefangqi/md_datasetops_error_msg_opt

Merge pull request !21690 from 张渝/Vectors

Merge pull request !26609 from luoyang/log

Merge pull request !26611 from liyong126/fix_mindrecord_log_msg

Merge pull request !20964 from 杨旭华/SpeechCommandsDataset

Merge pull request !26700 from harshvardhangupta/add_test_at_prof

Merge pull request !26235 from danishfarid/autotune

Merge pull request !24080 from Rainfor/compute_detlas

Merge pull request !21648 from 杨旭华/YesNoDataset

Merge pull request !26234 from markuskunej/offload_config

Merge pull request !24547 from yangwm/autoaugment

Merge pull request !20576 from 杨旭华/LJSpeechDataset