MAINT: add helpful error message for vegascope renderer
@@ -23,7 +23,13 @@ class RendererRegistry(PluginRegistry[RendererType]):
and the associated Jupyter extension.
See https://altair-viz.github.io/getting_started/installation.html
for more information.
- """)
+ """),
+ 'vegascope': textwrap.dedent(
+ """
+ To use the 'vegascope' renderer, you must install the vegascope
+ package; see http://github.com/diana-hep/vegascope/
+ for more information.
+ """),
}
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