Upd/hf-dataset-get-format

[bhimrazy]

Before submitting

• Was this discussed/agreed via a Github issue? (no need for typos and docs improvements)
• Did you read the contributor guideline, Pull Request section?
• Did you make sure to update the docs?
• Did you write any new necessary tests?

What does this PR do?

This PR updates the data retrieval format at sample level by enabling the option for named. And also updates the test cases.

PR review

Anyone in the community is free to review the PR once the tests have passed.
If we didn't discuss your PR in GitHub issues there's a high chance it will not be merged.

Did you have fun?

Make sure you had fun coding 🙃

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 79%. Comparing base (3602a36) to head (4c9bb07).
Report is 1 commits behind head on main.

Additional details and impacted files

@@         Coverage Diff         @@
##           main   #522   +/-   ##
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  Coverage    79%    79%           
===================================
  Files        39     39           
  Lines      5888   5888           
===================================
  Hits       4648   4648           
  Misses     1240   1240           

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