[dynamicviz] cap alpha heuristic

[marioernestovaldes]

Summary

• limit automatic alpha heuristic so opacity never exceeds 1

Testing

• ruff check .
• pytest -q

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https://chatgpt.com/codex/tasks/task_e_6853295697d08333b6ac92fc5f54707d

Summary by Sourcery

Enhancements:

• Limit the automatically computed alpha value to a maximum of 1.0.

[sourcery-ai]

Reviewer's Guide

This PR enhances the automatic alpha (opacity) heuristic in the stacked plotting function by capping the computed value at 1.0, preventing opacity values above 100% for small datasets.

Class diagram for updated alpha heuristic in stacked function

classDiagram
    class stacked {
        +stacked(df, label, alpha=None, ...)
        # alpha: float
    }
    note for stacked "alpha is now capped at 1.0 if computed value exceeds 1.0"

Loading

File-Level Changes

Change	Details	Files
Cap automatic alpha heuristic at 1.0	Add alpha = min(alpha, 1.0) to enforce the cap Update the comment above the heuristic to reference the cap on opacity	dynamicviz/viz.py

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