Graph loading from numpy array

[JoOkuma]

No description provided.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 90.74074% with 10 lines in your changes missing coverage. Please review.

Project coverage is 89.31%. Comparing base (034321e) to head (9e2b547).
Report is 9 commits behind head on main.

Files with missing lines	Patch %	Lines
src/tracksdata/nodes/_mask.py	83.33%	3 Missing and 3 partials ⚠️
src/tracksdata/io/_numpy_array.py	93.65%	2 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #76      +/-   ##
==========================================
+ Coverage   87.93%   89.31%   +1.38%     
==========================================
  Files          39       40       +1     
  Lines        1956     2041      +85     
  Branches      338      355      +17     
==========================================
+ Hits         1720     1823     +103     
+ Misses        151      130      -21     
- Partials       85       88       +3     

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