Enhanced heatmap functionality

[cmungall]

No description provided.

[codecov-commenter]

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Codecov Report

Attention: Patch coverage is 50.71429% with 69 lines in your changes missing coverage. Please review.

Project coverage is 74.01%. Comparing base (ed29c27) to head (8a272d0).
Report is 5 commits behind head on main.

Files with missing lines	Patch %	Lines
src/oaklib/interfaces/usages_interface.py	16.66%	15 Missing ⚠️
src/oaklib/cli.py	22.22%	14 Missing ⚠️
src/oaklib/io/heatmap_writer.py	12.50%	14 Missing ⚠️
...aklib/interfaces/association_provider_interface.py	0.00%	11 Missing ⚠️
...klib/implementations/amigo/amigo_implementation.py	45.45%	6 Missing ⚠️
src/oaklib/datamodels/association.py	55.55%	4 Missing ⚠️
src/oaklib/interfaces/subsetter_interface.py	77.77%	4 Missing ⚠️
src/oaklib/utilities/table_filler.py	75.00%	1 Missing ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##             main     #798      +/-   ##
==========================================
- Coverage   74.01%   74.01%   -0.01%     
==========================================
  Files         282      284       +2     
  Lines       33533    33912     +379     
==========================================
+ Hits        24821    25101     +280     
- Misses       8712     8811      +99     

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