Collecting ipywidgets==7.0.0a6
Downloading ipywidgets-7.0.0a6-py2.py3-none-any.whl (52kB)
Saved /tmp/tmp_ls2ieil/ipywidgets-7.0.0a6-py2.py3-none-any.whl
Skipping ipywidgets, due to already being wheel.