Draft: feat(python): allows to use prj. vars

[devmessias]

Resolves #5617, Resolves #10914

Problem

Solution

Checklist

• I have read the contributing guide and understand what's expected of me.
• I have run this code in development, and it appears to resolve the stated issue.
• This PR includes tests, or tests are not required or relevant for this PR.
• This PR has no interface changes (e.g., macros, CLI, logs, JSON artifacts, config files, adapter interface, etc.) or this PR has already received feedback and approval from Product or DX.
• This PR includes type annotations for new and modified functions.

[github-actions]

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[codecov]

Codecov Report

Attention: Patch coverage is 50.00000% with 11 lines in your changes missing coverage. Please review.

Project coverage is 86.41%. Comparing base (40c350f) to head (9aa03f8).
Report is 19 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #10932      +/-   ##
==========================================
- Coverage   89.18%   86.41%   -2.78%     
==========================================
  Files         183      183              
  Lines       23429    23491      +62     
==========================================
- Hits        20895    20299     -596     
- Misses       2534     3192     +658     

Flag	Coverage Δ
integration	86.41% <50.00%> (-0.09%)	⬇️
unit	?

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Components	Coverage Δ
Unit Tests	86.41% <50.00%> (-2.78%)	⬇️
Integration Tests	86.41% <50.00%> (-0.09%)	⬇️