Type Checking and Linting improvements

[varchasgopalaswamy]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 66.92308% with 215 lines in your changes missing coverage. Please review.
✅ Project coverage is 64.54%. Comparing base (c551162) to head (68d3818).
⚠️ Report is 11 commits behind head on main.

Files with missing lines	Patch %	Lines
mkinit/static_mkinit.py	73.55%	49 Missing and 15 partials ⚠️
mkinit/_tokenize.py	42.00%	52 Missing and 6 partials ⚠️
mkinit/dynamic_mkinit.py	67.79%	31 Missing and 7 partials ⚠️
mkinit/util/util_import.py	54.05%	13 Missing and 4 partials ⚠️
mkinit/__main__.py	0.00%	15 Missing ⚠️
mkinit/formatting.py	87.91%	5 Missing and 6 partials ⚠️
mkinit/static_analysis.py	70.00%	6 Missing ⚠️
mkinit/top_level_ast.py	68.75%	1 Missing and 4 partials ⚠️
mkinit/util/util_diff.py	90.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #62      +/-   ##
==========================================
- Coverage   67.53%   64.54%   -3.00%     
==========================================
  Files          11       10       -1     
  Lines        1654     1554     -100     
  Branches      389      380       -9     
==========================================
- Hits         1117     1003     -114     
- Misses        468      474       +6     
- Partials       69       77       +8     

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[varchasgopalaswamy]

I pulled in a ruff config that I use in many of my work projects here. If you don't like e.g. the double vs single string change, can revert it.