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MAINT vega colormaps are deprecated in favor of tab #7971

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6 changes: 6 additions & 0 deletions doc/users/whats_new/deprecations.rst
Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
Deprecations
------------

- The "Vega" colormaps are deprecated in Matplotlib 2.0.1 and will be removed
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@dstansby dstansby Jan 29, 2017

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Might be worth mentioning that they are simply being renamed, and that the "tab" colormaps are exactly the same as the now-old "vega" colormaps.

in Matplotlib 2.2. Use the "tab" colormaps instead: "tab10", "tab20",
"tab20b", "tab20c".
4 changes: 2 additions & 2 deletions examples/color/colormaps_reference.py
Original file line number Diff line number Diff line change
Expand Up @@ -51,8 +51,8 @@
'RdBu', 'RdGy', 'RdYlBu', 'RdYlGn', 'Spectral',
'seismic']),
('Qualitative', ['Accent', 'Dark2', 'Paired', 'Pastel1',
'Pastel2', 'Set1', 'Set2', 'Set3', 'Vega10',
'Vega20', 'Vega20b', 'Vega20c']),
'Pastel2', 'Set1', 'Set2', 'Set3', 'tab10',
'tab20', 'tab20b', 'tab20c']),
('Miscellaneous', ['gist_earth', 'terrain', 'ocean', 'gist_stern',
'brg', 'CMRmap', 'cubehelix',
'gnuplot', 'gnuplot2', 'gist_ncar',
Expand Down
30 changes: 22 additions & 8 deletions lib/matplotlib/_cm.py
Original file line number Diff line number Diff line change
Expand Up @@ -1283,7 +1283,7 @@ def gfunc32(x):
# (divided by 255)
#

_Vega10_data = (
_tab10_data = (
(0.12156862745098039, 0.4666666666666667, 0.7058823529411765 ), # 1f77b4
(1.0, 0.4980392156862745, 0.054901960784313725), # ff7f0e
(0.17254901960784313, 0.6274509803921569, 0.17254901960784313 ), # 2ca02c
Expand All @@ -1296,7 +1296,7 @@ def gfunc32(x):
(0.09019607843137255, 0.7450980392156863, 0.8117647058823529), # 17becf
)

_Vega20_data = (
_tab20_data = (
(0.12156862745098039, 0.4666666666666667, 0.7058823529411765 ), # 1f77b4
(0.6823529411764706, 0.7803921568627451, 0.9098039215686274 ), # aec7e8
(1.0, 0.4980392156862745, 0.054901960784313725), # ff7f0e
Expand All @@ -1319,7 +1319,7 @@ def gfunc32(x):
(0.6196078431372549, 0.8549019607843137, 0.8980392156862745), # 9edae5
)

_Vega20b_data = (
_tab20b_data = (
(0.2235294117647059, 0.23137254901960785, 0.4745098039215686 ), # 393b79
(0.3215686274509804, 0.32941176470588235, 0.6392156862745098 ), # 5254a3
(0.4196078431372549, 0.43137254901960786, 0.8117647058823529 ), # 6b6ecf
Expand All @@ -1342,7 +1342,7 @@ def gfunc32(x):
(0.8705882352941177, 0.6196078431372549, 0.8392156862745098 ), # de9ed6
)

_Vega20c_data = (
_tab20c_data = (
(0.19215686274509805, 0.5098039215686274, 0.7411764705882353 ), # 3182bd
(0.4196078431372549, 0.6823529411764706, 0.8392156862745098 ), # 6baed6
(0.6196078431372549, 0.792156862745098, 0.8823529411764706 ), # 9ecae1
Expand Down Expand Up @@ -1380,6 +1380,15 @@ def __getitem__(self, key):
alternative="nipy_spectral and nipy_spectral_r",
obj_type="colormap"
)
elif key in ["Vega10", "Vega10_r", "Vega20", "Vega20_r", "Vega20b",
"Vega20b_r", "Vega20c", "Vega20c_r"]:
warn_deprecated(
"2.0",
name="Vega colormaps",
alternative="tab",
obj_type="colormap"
)

return super(_deprecation_datad, self).__getitem__(key)


Expand Down Expand Up @@ -1465,7 +1474,12 @@ def __getitem__(self, key):
datad['Set2'] = {'listed': _Set2_data}
datad['Set3'] = {'listed': _Set3_data}

datad['Vega10'] = {'listed': _Vega10_data}
datad['Vega20'] = {'listed': _Vega20_data}
datad['Vega20b'] = {'listed': _Vega20b_data}
datad['Vega20c'] = {'listed': _Vega20c_data}
datad['tab10'] = {'listed': _tab10_data}
datad['tab20'] = {'listed': _tab20_data}
datad['tab20b'] = {'listed': _tab20b_data}
datad['tab20c'] = {'listed': _tab20c_data}

datad['Vega10'] = {'listed': _tab10_data}
datad['Vega20'] = {'listed': _tab20_data}
datad['Vega20b'] = {'listed': _tab20b_data}
datad['Vega20c'] = {'listed': _tab20c_data}