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Remove some unnecessary extra boundaries for colorbars with extensions. #22824

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Merged
merged 1 commit into from
Apr 21, 2022
Merged

Remove some unnecessary extra boundaries for colorbars with extensions. #22824

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2 changes: 0 additions & 2 deletions examples/specialty_plots/leftventricle_bulleye.py
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Original file line number Diff line number Diff line change
Expand Up @@ -171,8 +171,6 @@ def bullseye_plot(ax, data, seg_bold=None, cmap=None, norm=None):
norm3 = mpl.colors.BoundaryNorm(bounds, cmap3.N)
fig.colorbar(mpl.cm.ScalarMappable(cmap=cmap3, norm=norm3),
cax=axl3,
# to use 'extend', you must specify two extra boundaries:
boundaries=[0] + bounds + [18],
extend='both',
ticks=bounds, # optional
spacing='proportional',
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5 changes: 1 addition & 4 deletions tutorials/colors/colorbar_only.py
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Expand Up @@ -77,8 +77,7 @@
# `~.Figure.colorbar`. For the out-of-range values to display on the colorbar
# without using the *extend* keyword with
# `.colors.BoundaryNorm`, we have to use the *extend* keyword argument directly
# in the colorbar call, and supply an additional boundary on each end of the
# range. Here we also
# in the colorbar call. Here we also
# use the spacing argument to make
# the length of each colorbar segment proportional to its corresponding
# interval.
Expand All @@ -94,7 +93,6 @@
fig.colorbar(
mpl.cm.ScalarMappable(cmap=cmap, norm=norm),
cax=ax,
boundaries=[0] + bounds + [13], # Adding values for extensions.
extend='both',
ticks=bounds,
spacing='proportional',
Expand All @@ -121,7 +119,6 @@
fig.colorbar(
mpl.cm.ScalarMappable(cmap=cmap, norm=norm),
cax=ax,
boundaries=[-10] + bounds + [10],
extend='both',
extendfrac='auto',
ticks=bounds,
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