From: @luoyang42
Reviewed-by: @heleiwang,@liucunwei
Signed-off-by: @liucunwei

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

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

From: @luoyang42
Reviewed-by: @pandoublefeng,@liucunwei
Signed-off-by: @pandoublefeng,@liucunwei

From: @xulei2020
Reviewed-by: 
Signed-off-by:

From: @shenwei41
Reviewed-by: 
Signed-off-by:

From: @shenwei41
Reviewed-by: @tiancixiao,@liucunwei
Signed-off-by: @liucunwei

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

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

From: @shenwei41
Reviewed-by: @liucunwei,@pandoublefeng
Signed-off-by: @liucunwei

From: @cathwong
Reviewed-by: @robingrosman,@liucunwei
Signed-off-by: @robingrosman

Updates: GetItemAt, CreateFromVector, CreateScalar.
Add TEST_MS_LOG_MSTENSOR.
Wrap ASSERT_OK around Tensor function calls.

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

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

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

exposing json

WIP fix for removing templates

Removing templates part 1

replacing core/constants.h

removed template part 2

Changed fake data to filler data

Fixing CI

Fix CI part 2

CI fix part 2

Fix CI 3

Fixed lizard for data_util

Fixed clang

Fixing CI part 4

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

for image/vision datasets

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

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

Adjust memory usage to not increase as parallelism increases.  it will
stay at same level it would be with 4 parallelism

From: @shenwei41
Reviewed-by: 
Signed-off-by:

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

Replace std::function<TensorRow(TensorRow)> with std::function<MSTensorVec(MSTensor)> by using std::bind

Replace pad_info with MSTensor

Switch TensorShape/dataset::DataType to vector<int64> /mindspore::DataType

Change TypeId to mindspore::DataType in SchemaObj

address review cmts, add CreateFromMSTensor() in tensor.h/.cc