not print _ColormakerRegistry in non-noteook context (#906)

nglviewer · Jun 20, 2020 · 146dd30 · 146dd30
1 parent dccabf2
commit 146dd30
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/nglview/color.py b/nglview/color.py
@@ -44,7 +44,7 @@ def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
         try:
             get_ipython() # only display in notebook
-            display(self)
+            self._ipython_display_()
         except NameError:
             pass
 
@@ -53,6 +53,11 @@ def _ipython_display_(self, **kwargs):
             return
         super()._ipython_display_(**kwargs)
 
+    def __repr__(self):
+        # Prevent ipywidgets to print _ColormakerRegistry() in non-notebook
+        # context
+        return ""
+
     def add_selection_scheme(self, scheme_id, arg):
         """
         Examples