try

etpinard · etpinard · commit df18c5dc89c6 · 2016-08-25T16:32:25.000-04:00
diff --git a/plotly/widgets/graph_widget.py b/plotly/widgets/graph_widget.py
@@ -9,8 +9,8 @@
 
 
 # TODO: protected imports?
-from IPython.html import widgets
-from IPython.utils.traitlets import Unicode
+# from IPython.html import widgets
+# from IPython.utils.traitlets import Unicode
 from IPython.display import Javascript, display
 
 import plotly.plotly.plotly as py
