write the class docstring to dvc.yaml 'desc' field

[PythonFZ]

No description provided.

[codecov]

Codecov Report

Merging #403 (187fd45) into main (f3b97ff) will increase coverage by 0.01%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #403      +/-   ##
==========================================
+ Coverage   96.45%   96.46%   +0.01%     
==========================================
  Files          33       33              
  Lines        1466     1472       +6     
  Branches      531      533       +2     
==========================================
+ Hits         1414     1420       +6     
  Misses         52       52              

Flag	Coverage Δ
fulltest	96.05% <100.00%> (+0.01%)	⬆️
unittests	71.93% <83.33%> (+0.20%)	⬆️

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Impacted Files	Coverage Δ
zntrack/core/base.py	97.39% <100.00%> (+0.01%)	⬆️
zntrack/utils/file_io.py	100.00% <100.00%> (ø)

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