Fixed scale_color_cmap_d, the missing _aesthetics

fixes #890
has2k1 · Nov 21, 2024 · 1521514 · 1521514
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diff --git a/doc/changelog.qmd b/doc/changelog.qmd
@@ -10,6 +10,9 @@ title: Changelog
   [](:class:`~plotnine.geom_sina`) where data with an index that
   did not include 0 led to a crash. ({{< issue 888 >}})
 
+- Fixed `v0.14.0` regression that made [](:class:`~plotnine.scale_color_cmap_d`)
+  unusable. ({{< issue 890 >}})
+
 ## v0.14.1
 (2024-11-05)
 

diff --git a/plotnine/scales/scale_color.py b/plotnine/scales/scale_color.py
@@ -474,6 +474,7 @@ class scale_color_cmap_d(scale_discrete):
     `matplotlib.cm.cmap_d.keys()` or see the
     `documentation <http://matplotlib.org/users/colormaps.html>`_.
     """
+    _aesthetics = ["color"]
 
     def __post_init__(self, cmap_name):
         from mizani.palettes import cmap_d_pal