Fix Python __main__.py entry

[j178]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 91.46%. Comparing base (25f37e5) to head (d61d183).
⚠️ Report is 3 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1741      +/-   ##
==========================================
- Coverage   91.63%   91.46%   -0.18%     
==========================================
  Files          97       97              
  Lines       19241    19258      +17     
==========================================
- Hits        17632    17614      -18     
- Misses       1609     1644      +35     

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[Copilot]

Pull request overview

Adjusts the Python shim (python -m prek) and binary discovery helper used to locate and run the Rust prek executable.

Changes:

• Updates python/prek/__main__.py to simplify execution on Windows (and remove unused imports).
• Changes _find_prek.py to de-duplicate candidate script locations using a set.

Reviewed changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated 1 comment.

File	Description
python/prek/_find_prek.py	Uses a set for de-duplication of candidate script directories during binary lookup.
python/prek/main.py	Simplifies Windows execution path and removes unused imports.