test for duplicate group names

[PythonFZ]

No description provided.

[codecov]

Codecov Report

Merging #669 (aea1df7) into main (1255150) will increase coverage by 0.01%.
Report is 1 commits behind head on main.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #669      +/-   ##
==========================================
+ Coverage   90.07%   90.08%   +0.01%     
==========================================
  Files          21       21              
  Lines        1642     1644       +2     
  Branches      654      656       +2     
==========================================
+ Hits         1479     1481       +2     
  Misses        163      163              

Flag	Coverage Δ
fulltest	90.08% <100.00%> (+0.01%)	⬆️

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Files Changed	Coverage Δ
zntrack/project/zntrack_project.py	90.72% <100.00%> (+0.07%)	⬆️

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