Fixed bug where elements warnings were issued per backend
@@ -669,7 +669,7 @@ class OptsMagic(Magics):
spec_elements = set(k.split('.')[0] for k in spec.keys())
unknown_elements = spec_elements - available_elements
if unknown_elements:
- msg = ("<b>WARNING:</b>: Unknown elements {unknown} not registered "
+ msg = ("<b>WARNING:</b> Unknown elements {unknown} not registered "
"with any of the loaded backends.")
display(HTML(msg.format(unknown=', '.join(unknown_elements))))
