Basic functionality and tests for python csv uploads

[azimov]

This is much faster than using database connectors bulk insert table

[codecov]

Codecov Report

Attention: Patch coverage is 78.18182% with 36 lines in your changes missing coverage. Please review.

Project coverage is 90.89%. Comparing base (a3e3a1c) to head (39d7cf9).
Report is 38 commits behind head on main.

Files with missing lines	Patch %	Lines
R/PyFunctions.R	75.00%	29 Missing ⚠️
R/DataModel.R	87.50%	6 Missing ⚠️
R/ResultModelManager.R	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #73      +/-   ##
==========================================
- Coverage   93.88%   90.89%   -2.99%     
==========================================
  Files           8       10       +2     
  Lines         948     1131     +183     
==========================================
+ Hits          890     1028     +138     
- Misses         58      103      +45     

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