Fix hv.save as png images

holoviz · Mar 19, 2020 · 9a36732 · 9a36732
1 parent 69e931a
commit 9a36732
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/holoviews/plotting/renderer.py b/holoviews/plotting/renderer.py
@@ -520,7 +520,6 @@ def save(self_or_cls, obj, basename, fmt='auto', key={}, info={},
 
         with StoreOptions.options(obj, options, **kwargs):
             plot, fmt = self_or_cls._validate(obj, fmt)
-
         if isinstance(plot, Viewable):
             from bokeh.resources import CDN, INLINE, Resources
             if isinstance(resources, Resources):
@@ -529,6 +528,9 @@ def save(self_or_cls, obj, basename, fmt='auto', key={}, info={},
                 resources = CDN
             elif resources.lower() == 'inline':
                 resources = INLINE
+            if fmt not in ["html", "png", "auto"]:
+                raise ValueError("Format for exporting panel not supported: %s" % fmt)
+            basename = basename if fmt == "auto" else "%s.%s" % (basename, fmt)
             plot.layout.save(basename, embed=True, resources=resources)
             return