title: Cant remove jupyter related packages
body: <p>I have the following packages to remove (2xTab):</p>
  
  <pre><code>$ jupyter-
  jupyter-bundlerextension  jupyter-nbconvert         jupyter-nbextension       jupyter-notebook          jupyter-qtconsole         jupyter-serverextension   jupyter-trust 
  </code></pre>
  
  <p>And pip says they are not there:</p>
  
  <pre><code>$ pip3 freeze | grep jupyter
  $ pip freeze | grep jupyter
  </code></pre>
  
  <p>and when trying to remove any of them I got same eg:</p>
  
  <pre><code>sudo -H pip3 uninstall jupyter-notebook
  Cannot uninstall requirement jupyter-notebook, not installed
  </code></pre>
  
  <p>but eg.:</p>
  
  <pre><code>$ which jupyter-notebook 
  /usr/local/bin/jupyter-notebook
  </code></pre>
  
  <p>So how to remove those packages ?</p>