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Fix validation of Line2D color. #20198

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Merged
merged 1 commit into from
May 10, 2021
Merged

Fix validation of Line2D color. #20198

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3 changes: 1 addition & 2 deletions lib/matplotlib/lines.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1027,8 +1027,7 @@ def set_color(self, color):
----------
color : color
"""
if not cbook._str_equal(color, 'auto'):
mcolors._check_color_like(color=color)
mcolors._check_color_like(color=color)
self._color = color
self.stale = True

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12 changes: 10 additions & 2 deletions lib/mpl_toolkits/axisartist/axis_artist.py
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Original file line number Diff line number Diff line change
Expand Up @@ -75,10 +75,10 @@

import numpy as np

from matplotlib import _api, rcParams
from matplotlib import _api, cbook, rcParams
import matplotlib.artist as martist
import matplotlib.colors as mcolors
import matplotlib.text as mtext

from matplotlib.collections import LineCollection
from matplotlib.lines import Line2D
from matplotlib.patches import PathPatch
Expand Down Expand Up @@ -134,6 +134,14 @@ def get_ref_artist(self):
# docstring inherited
return self._axis.majorTicks[0].tick1line

def set_color(self, color):
# docstring inherited
# Unlike the base Line2D.set_color, this also supports "auto".
if not cbook._str_equal(color, "auto"):
mcolors._check_color_like(color=color)
self._color = color
self.stale = True

def get_color(self):
return self.get_attribute_from_ref_artist("color")

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