title: python3 ImportError: cannot import name
body: <p>I work in Ubuntu16.04 x64 use python3.5 IDEA
  but I got a strange question as in picture,I try rename connect,but it can't work.</p>
  
  <p>How should I solve this problem? Please tell me if you known,thinks.</p>
  
  <p><a href="https://i.stack.imgur.com/gAuq0.jpg" rel="noreferrer"><img src="https://i.stack.imgur.com/gAuq0.jpg" alt="enter image description here"></a></p>