Fixed issues #70 and #71

[cryolune]

• Fixed issue Cannot generate coverage report for Py_tests Action #71 "generate coverage report issue."
• Fixed issue Implement Pylint rules for the Python codebase #70 " Implementation of Pylint rules for python codebase."

[codecov-io]

Codecov Report

Merging #86 (55afbca) into master (16da1c2) will not change coverage.
The diff coverage is n/a.

❗ Current head 55afbca differs from pull request most recent head 9cb6ef7. Consider uploading reports for the commit 9cb6ef7 to get more accurate results

@@          Coverage Diff           @@
##           master     #86   +/-   ##
======================================
  Coverage    6.53%   6.53%           
======================================
  Files          20      20           
  Lines         597     597           
  Branches       68      68           
======================================
  Hits           39      39           
  Misses        506     506           
  Partials       52      52           

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[dlebauer]

Could you check that the linter is implemented correctly?

• why is some of the syntax in different from the superlinter docs (that the error pointed to?): https://github.com/github/super-linter/blob/master/README.md#example-connecting-github-action-workflow? (uses: github/super-linter@3 vs docker://github/super-linter:v3 on line 18 of workflows/linter.yml?