dev(hansbug): add constraint feature

[HansBug]

No description provided.

[codecov]

Codecov Report

Merging #71 (b3d7ee2) into main (7acf130) will decrease coverage by 0.24%.
The diff coverage is 97.57%.

@@            Coverage Diff             @@
##             main      #71      +/-   ##
==========================================
- Coverage   99.24%   99.00%   -0.25%     
==========================================
  Files          26       36      +10     
  Lines        2127     2504     +377     
==========================================
+ Hits         2111     2479     +368     
- Misses         16       25       +9     

Flag	Coverage Δ
unittests	99.00% <97.57%> (-0.25%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
treevalue/tree/tree/tree.pyx	99.28% <97.01%> (-0.72%)	⬇️
treevalue/tree/tree/constraint.pyx	97.68% <97.68%> (ø)
treevalue/tree/tree/__init__.py	100.00% <100.00%> (ø)
treevalue/__init__.py	100.00% <0.00%> (ø)
treevalue/tree/func/__init__.py	100.00% <0.00%> (ø)
treevalue/entry/cli/__init__.py	100.00% <0.00%> (ø)
treevalue/entry/__init__.py	100.00% <0.00%> (ø)
treevalue/utils/__init__.py	100.00% <0.00%> (ø)
treevalue/tree/common/__init__.py	100.00% <0.00%> (ø)
... and 2 more

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