title: ImportError:No module named 'pydot'
body: <p>I have used anaconda to install graphviz and pydot. The strange thing is that I can import pydot in terminal, but I can not import pydot in jupyter notebook. It confuses me for a long time. 
  <a href="https://i.stack.imgur.com/nRcN6.png" rel="nofollow noreferrer">enter image description here</a></p>
  
  <p><a href="https://i.stack.imgur.com/zbIek.png" rel="nofollow noreferrer">enter image description here</a></p>