title: Python extension package wordcloud not be installed correctly
body: <p>While I loaded the python extension package wordcloud it showed the
  &quot;No module named 'wordcloud'&quot; message, then I think it is a regular error happened to the scripts, so I installed the updated version of .whl file from wordcloud, but it cannot be pip installed correctly as attached picture.<a href="https://i.stack.imgur.com/35QVm.png" rel="nofollow noreferrer">enter image description here</a></p>