Merge pull request !19886 from harshvardhangupta/codecheck_master

Merge pull request !19888 from cathwong/ckw_ci_q3_codedex1

Merge pull request !18559 from h.farahat/empty_bbox

Merge pull request !18173 from harshvardhangupta/codecheck_fix_master

use dataset config to get prefetch size

From: @ezphlow
Reviewed-by: 
Signed-off-by:

From: @zetongzhao
Reviewed-by: 
Signed-off-by:

From: @tiancixiao
Reviewed-by: @liucunwei,@jonyguo
Signed-off-by: @liucunwei

Fix FillOperation to_json function

Fix FillOperation to_json function

serialize tensor without testing

fix unity input order bug, next step is to test the tensor serialization

serialize tensor, testing code in tensor_test.cc

change for tensor serialization

changes after review

changes after review

clang-format the files

rename

From: @xiefangqi
Reviewed-by: @liucunwei
Signed-off-by: @liucunwei

From: @robingrosman
Reviewed-by: 
Signed-off-by:

From: @lixiachen
Reviewed-by: @nsyca,@robingrosman
Signed-off-by: @robingrosman

From: @luoyang42
Reviewed-by: @tiancixiao
Signed-off-by:

From: @dinglinhe123
Reviewed-by: @liangchenghui,@wuxuejian
Signed-off-by: @liangchenghui

From: @tiancixiao
Reviewed-by: @ms_yan,@heleiwang,@liucunwei
Signed-off-by: @liucunwei

From: @hfarahat
Reviewed-by: @robingrosman,@pandoublefeng
Signed-off-by: @robingrosman

add single element string tensor support for plugin tensor

From: @hfarahat
Reviewed-by: @pandoublefeng,@robingrosman
Signed-off-by: @pandoublefeng