Ajouter `graph_sankey` pour tracer des flux Sankey et couvrir les validations d’entrée - #95

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xadupre with Copilot wants to merge 8 commits into

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copilot/implement-sankey-graph-function

Commits on Apr 13, 2026

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Copilot
authored
cd9795d
feat: add sankey flow plotting helper and unit test

Copilot
and
xadupre
authored
ba232cc
chore: name sankey flow balance tolerance constant

Copilot
and
xadupre
authored
7815890
style: mark sankey tolerance constant as private

Copilot
and
xadupre
authored
eec9f8e
chore: improve sankey validation error messages

Copilot
and
xadupre
authored
b0b770b
test: cover sankey input validation errors

Copilot
and
xadupre
authored
ea69ae5
chore: include lengths in sankey mismatch errors

Copilot
and
xadupre
authored
1d8f17a
docs: add usage example to graph_sankey docstring

Copilot
and
xadupre
authored
146049e