Pydocstyle Errors

[purva-thakre]

Fixes #199

[codecov]

Codecov Report

Merging #200 (4155796) into master (1fc9874) will not change coverage.
Report is 1 commits behind head on master.
The diff coverage is 100.0%.

@@          Coverage Diff           @@
##           master    #200   +/-   ##
======================================
  Coverage    96.0%   96.0%           
======================================
  Files         146     146           
  Lines        3019    3019           
  Branches      725     725           
======================================
  Hits         2899    2899           
  Misses         76      76           
  Partials       44      44           

Files	Coverage Δ
...o/channel_metrics/completely_bounded_trace_norm.py	88.8% <ø> (ø)
toqito/matrix_ops/inner_product.py	100.0% <ø> (ø)
toqito/matrix_ops/outer_product.py	100.0% <ø> (ø)
toqito/matrix_props/is_diagonally_dominant.py	100.0% <ø> (ø)
toqito/matrix_props/trace_norm.py	100.0% <ø> (ø)
toqito/nonlocal_games/xor_game.py	100.0% <100.0%> (ø)
toqito/state_opt/state_exclusion.py	100.0% <ø> (ø)

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[purva-thakre]

@vprusso This one is ready for a review.

BTW you might want to change the merge conditions (in project settings) to at least one approval before merging a PR.
https://docs.github.com/en/repositories/configuring-branches-and-merges-in-your-repository/managing-protected-branches/about-protected-branches#require-pull-request-reviews-before-merging

[vprusso]

Nice one! LGTM! Merge when ready!