From 6ea55caf670b382b980e708c12aea46cb5ccf988 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?In=C3=AAs=20Cachola?= Date: Thu, 15 May 2025 10:54:54 +0100 Subject: [PATCH] Backport PR #29895: The 'lines.markeredgecolor' now doesn't interfere on the color of errorbar caps --- lib/matplotlib/axes/_axes.py | 2 +- lib/matplotlib/tests/test_axes.py | 26 ++++++++++++++++++++++++++ 2 files changed, 27 insertions(+), 1 deletion(-) diff --git a/lib/matplotlib/axes/_axes.py b/lib/matplotlib/axes/_axes.py index 91dcf5a58acf..a13d797bfed8 100644 --- a/lib/matplotlib/axes/_axes.py +++ b/lib/matplotlib/axes/_axes.py @@ -3780,7 +3780,7 @@ def _upcast_err(err): 'zorder', 'rasterized'): if key in kwargs: eb_cap_style[key] = kwargs[key] - eb_cap_style['color'] = ecolor + eb_cap_style["markeredgecolor"] = ecolor barcols = [] caplines = {'x': [], 'y': []} diff --git a/lib/matplotlib/tests/test_axes.py b/lib/matplotlib/tests/test_axes.py index e3fc1ada9941..e5f99cf38cd4 100644 --- a/lib/matplotlib/tests/test_axes.py +++ b/lib/matplotlib/tests/test_axes.py @@ -9618,3 +9618,29 @@ def test_axes_set_position_external_bbox_unchanged(fig_test, fig_ref): ax_test.set_position([0.25, 0.25, 0.5, 0.5]) assert (bbox.x0, bbox.y0, bbox.width, bbox.height) == (0.0, 0.0, 1.0, 1.0) ax_ref = fig_ref.add_axes([0.25, 0.25, 0.5, 0.5]) + + +def test_caps_color(): + # Creates a simple plot with error bars and a specified ecolor + x = np.linspace(0, 10, 10) + mpl.rcParams['lines.markeredgecolor'] = 'green' + ecolor = 'red' + + fig, ax = plt.subplots() + errorbars = ax.errorbar(x, np.sin(x), yerr=0.1, ecolor=ecolor) + + # Tests if the caps have the specified color + for cap in errorbars[2]: + assert mcolors.same_color(cap.get_edgecolor(), ecolor) + + +def test_caps_no_ecolor(): + # Creates a simple plot with error bars without specifying ecolor + x = np.linspace(0, 10, 10) + mpl.rcParams['lines.markeredgecolor'] = 'green' + fig, ax = plt.subplots() + errorbars = ax.errorbar(x, np.sin(x), yerr=0.1) + + # Tests if the caps have the default color (blue) + for cap in errorbars[2]: + assert mcolors.same_color(cap.get_edgecolor(), "blue") pFad - Phonifier reborn

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