Renamed ununsed variables across

[pratikanurag]

No description provided.

[codecov-io]

Codecov Report

Merging #937 into master will decrease coverage by 0.14%.
The diff coverage is 100%.

@@            Coverage Diff             @@
##           master     #937      +/-   ##
==========================================
- Coverage   93.63%   93.48%   -0.15%     
==========================================
  Files          59       59              
  Lines        9812     9594     -218     
==========================================
- Hits         9187     8969     -218     
  Misses        625      625

Impacted Files	Coverage Δ
git/test/test_index.py	96.19% <100%> (-0.1%)	⬇️
git/test/test_remote.py	97.84% <100%> (-0.03%)	⬇️
git/test/performance/test_streams.py	100% <100%> (ø)	⬆️
git/index/fun.py	97.64% <100%> (ø)	⬆️
git/objects/commit.py	91.17% <100%> (-0.26%)	⬇️
git/db.py	100% <100%> (ø)	⬆️
git/test/test_docs.py	99.6% <100%> (-0.01%)	⬇️
git/refs/symbolic.py	96.11% <100%> (-0.14%)	⬇️
git/objects/fun.py	100% <100%> (ø)	⬆️
git/objects/tag.py	81.57% <100%> (ø)	⬆️
... and 38 more

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[Byron]

Looks great, thanks a lot for contributing to GitPython :)!
Happy to merge!