Merge pull request #1372 from roboflow/fix/from_matplotlib_when_colormap_does_not_provide_colors_attribute

fix `from_matplotlib` when Matplotlib colormaps does not provide `colors` property

supervision/draw/color.py

@@ -352,11 +352,15 @@ class ColorPalette:
         supervision-annotator-examples/visualized_color_palette.png)
         """  # noqa: E501 // docs
         mpl_palette = plt.get_cmap(palette_name, color_count)
-        colors = [
-            Color(int(r * 255), int(g * 255), int(b * 255))
-            for r, g, b, _ in mpl_palette.colors
-        ]
-        return cls(colors)
+
+        if hasattr(mpl_palette, "colors"):
+            colors = mpl_palette.colors
+        else:
+            colors = [mpl_palette(i / (color_count - 1)) for i in range(color_count)]
+
+        return cls(
+            [Color(int(r * 255), int(g * 255), int(b * 255)) for r, g, b, _ in colors]
+        )
 
     def by_idx(self, idx: int) -> Color:
         """