GitLab

* Sentiment analysis model initial implementation.

- This is an implementation of the Sentiment Analysis model.
- The implementation is with the reference to paddle version.

* Sentiment analysis model initial implementation.

- This is an implementation of the Sentiment Analysis model.
- The implementation is with the reference to paddle version.

* addressing comments

* addressing comments

* addressing the comments: using the util function for distribution strategy

* addressing comments

- lint style correction.
- avoid using global FLAG variable.

* modify the format to fit in the style guideline.

* convert from single quote to double quote

* Glint everything

* Adding rcfile and pylinting

* Extra newline

* Few last lints

Create groups of arg parsers and convert the official resnet model to
the new arg parsers.

* Adding logging utils

* restore utils

* delete old file

* update inputs and docstrings

* make /official a python module

* remove /utils directory

* Update readme for python path setting

* Change readme texts