.8/site-packages (from ipython&gt;=4.0.0-&gt;ipywidgets) (0.18.1)
Requirement already satisfied: decorator in /opt/conda/lib/python3.8/site-packages (from ipython&gt;=4.0.0-&gt;ipywidgets) (5.1.0)
Requirement already satisfied: prompt-toolkit!=3.0.0,!=3.0.1,&lt;3.1.0,&gt;=2.0.0 in /opt/conda/lib/python3.8/site-packages (from ipython&gt;=4.0.0-&gt;ipywidgets) (3.0.24)
Requirement already satisfied: backcall in /opt/conda/lib/python3.8/site-packages (from ipython&gt;=4.0.0-&gt;ipywidgets) (0.2.0)
Requirement 