Collecting ipywidgets==7.0.0a7
Downloading ipywidgets-7.0.0a7-py2.py3-none-any.whl (57kB)
Saved /tmp/tmp6ufwtb45/ipywidgets-7.0.0a7-py2.py3-none-any.whl
Skipping ipywidgets, due to already being wheel.