ci

add test case

address some of the review cmts

address review cmts

change ImagefolderDV2 name

change ds.transforms.vision to ds.vision

change batch api to match map api more closely

compose op changes

test_pylint

remove compose op from vision, move to transform module, refactor map and batch to use column_order

Merge pull request !2941 from xiefangqi/md_add_offsets_feature

add test caser

fix ci

address review cmts

ci

addr review cmt

fix typo

address review cmts

add 2 more test cases

cpplint fix

addr cpplint

addr ci

fix tst case err

fix doc str

fixed random_apply tests

fix validators

fixed random_apply tests

fix engine validation

Merge pull request !2375 from h.farahat/python_tokenizer

Merge pull request !2419 from qianlong21st/temp

!38 Synchronize with latest Ascend software suite 17 Jun 2020
Merge pull request !38 from yanghaoran/master

remove graphengine changes

concat op

Truncate Pair

concat_op

remove graph engine changes

ToNumberOp implementation almost done

ToNumberOp complete

ci fix

ci fix

ci fix

ci fix

ci fix

ci fix

ci fix

ci fix

ci fix

ci fix

merge conflicts

phase II vocab rework

added more test cases

fix api doc string

address review cmts and fix CI

address ci complains

fix review cmts

ci

addr review cmts

revert

ci

private class

ci

fix ci

address ci

address review cmts

fix style err

add CaseFold, NormalizeUTF8

add RegexReplace

add RegexTokenizer

add BasicTokenizer

add WordpieceTokenizer

add BertTokenizer