feat: Add post command to tox do some clean

[zhongjiajie]

Brief Summary of The Change

Pull Request checklist

I confirm that the following checklist has been completed.

• Add/Change test cases for the changes.
• Add/Change the related documentation, should also change docs/source/config.rst when you change file default_config.yaml.
• (Optional) Add your change to UPDATING.md when it is an incompatible change.

[codecov-commenter]

Codecov Report

Merging #56 (fa660a5) into main (1acaf89) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main      #56   +/-   ##
=======================================
  Coverage   90.57%   90.57%           
=======================================
  Files          60       60           
  Lines        2112     2112           
=======================================
  Hits         1913     1913           
  Misses        199      199           

Flag	Coverage Δ
unittests	90.57% <ø> (ø)

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