Collecting ipywidgets==7.0.0a2
Downloading ipywidgets-7.0.0a2-py2.py3-none-any.whl (49kB)
Saved /tmp/tmpur8anki5/ipywidgets-7.0.0a2-py2.py3-none-any.whl
Skipping ipywidgets, due to already being wheel.