title: Javascript Error: IPython is not defined in JupyterLab
body: <p>I have the latest/updated Anaconda package. Everytime I try to plot something using python 3.6.6 I get the following error in JupyterLab... </p>
  
  <blockquote>
    <p>Javascript Error: IPython is not defined</p>
  </blockquote>
  
  <p>When I run the same code in Spyder using an ipython kernel, it works just fine. Have been looking all over online but cant seem to figure out what is going on. 
  Any help would be appreciated. </p>