title: AttributeError: module 'pkg_resources' has no attribute 'iter_entry_points' while running Jupyter notebook
body: <p>When I am running Jupiter notebook it's getting some error.</p>
  
  <pre><code>$ jupyter notebook
  &lt;....&gt;
  AttributeError: module 'pkg_resources' has no attribute 'iter_entry_points'
  </code></pre>
  
  <p>Also, getting the same error while running python too.</p>