Prettyfying and making it cross platform

[kumare3]

Tracking issue

https://github.com/flyteorg/flyte/issues/

Why are the changes needed?

What changes were proposed in this pull request?

How was this patch tested?

Setup process

Screenshots

Check all the applicable boxes

• [ ] I updated the documentation accordingly.
• [ ] All new and existing tests passed.
• [ ] All commits are signed-off.

Related PRs

Docs link

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 48.83721% with 44 lines in your changes are missing coverage. Please review.

Project coverage is 53.62%. Comparing base (b475c87) to head (601b8d8).

Files	Patch %	Lines
flytekit/tools/repo.py	33.33%	20 Missing :warning:
flytekit/tools/serialize_helpers.py	5.00%	19 Missing :warning:
flytekit/loggers.py	86.11%	1 Missing and 4 partials :warning:

Additional details and impacted files

@@             Coverage Diff             @@
##           master    #2083       +/-   ##
===========================================
- Coverage   83.05%   53.62%   -29.44%     
===========================================
  Files         324      180      -144     
  Lines       24860    18150     -6710     
  Branches     3547     3555        +8     
===========================================
- Hits        20648     9733    -10915     
- Misses       3589     7987     +4398     
+ Partials      623      430      -193     

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