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DOC: expand petroff10 example to include 6- and 8- styles #30109

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May 26, 2025
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DOC: expand petroff10 example to include 6- and 8- styles #30109

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32 changes: 19 additions & 13 deletions galleries/examples/style_sheets/petroff10.py
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Original file line number Diff line number Diff line change
@@ -1,13 +1,13 @@
"""
=====================
Petroff10 style sheet
=====================
====================
Petroff style sheets
====================

This example demonstrates the "petroff10" style, which implements the 10-color
sequence developed by Matthew A. Petroff [1]_ for accessible data visualization.
The style balances aesthetics with accessibility considerations, making it
suitable for various types of plots while ensuring readability and distinction
between data series.
This example demonstrates the "petroffN" styles, which implement the 6-, 8- and
10-color sequences developed by Matthew A. Petroff [1]_ for accessible data
visualization. The styles balance aesthetics with accessibility considerations,
making them suitable for various types of plots while ensuring readability and
distinction between data series.

.. [1] https://arxiv.org/abs/2107.02270

Expand Down Expand Up @@ -35,9 +35,15 @@ def image_and_patch_example(ax):
c = plt.Circle((5, 5), radius=5, label='patch')
ax.add_patch(c)

plt.style.use('petroff10')
fig, (ax1, ax2) = plt.subplots(ncols=2, figsize=(12, 5))
fig.suptitle("'petroff10' style sheet")
colored_lines_example(ax1)
image_and_patch_example(ax2)

fig = plt.figure(figsize=(6.4, 9.6), layout='compressed')
sfigs = fig.subfigures(nrows=3)

for style, sfig in zip(['petroff6', 'petroff8', 'petroff10'], sfigs):
sfig.suptitle(f"'{style}' style sheet")
with plt.style.context(style):
ax1, ax2 = sfig.subplots(ncols=2)
colored_lines_example(ax1)
image_and_patch_example(ax2)

plt.show()