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Added documentation on getting full list of registered colormaps re: issue #26244 #26930

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Merged
story645 merged 2 commits into from
Oct 17, 2023
Merged

Added documentation on getting full list of registered colormaps re: issue #26244 #26930

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590d24f
26244 added documentation
wemi3 Sep 27, 2023
d5bada1
Fixed edit on incorrect document
wemi3 Sep 27, 2023
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5 changes: 5 additions & 0 deletions galleries/users_explain/colors/colormaps.py
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Expand Up @@ -15,6 +15,11 @@
help on creating your own colormaps, see
:ref:`colormap-manipulation`.

To get a list of all registered colormaps, you can do::

from matplotlib import colormaps
list(colormaps)

Overview
========

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5 changes: 5 additions & 0 deletions lib/matplotlib/colors.py
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Expand Up @@ -114,6 +114,11 @@ class ColorSequenceRegistry(Mapping):
`.ColorSequenceRegistry.register`::

mpl.color_sequences.register('rgb', ['r', 'g', 'b'])

To get a list of all registered colormaps, you can do::

from matplotlib import colormaps
list(colormaps)

@QuLogic QuLogic Sep 27, 2023

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I'm not sure this is the right place; it appears to be in the colour sequences section.

@story645 story645 Sep 27, 2023

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agree, @wemi3 Colormaps and ColorSequences are different things, and what you're looking for is at

matplotlib/lib/matplotlib/cm.py

Line 59 in 8fc7da4

class ColormapRegistry(Mapping):

@wemi3 wemi3 Sep 27, 2023

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My mistake, should be fixed now!

"""

_BUILTIN_COLOR_SEQUENCES = {
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