title: pip3 "TypeError: 'module' object is not callable" after update
body: <p>I am new in Python, I wanna install Jupyter Notebook in my console I enter the following:</p>
  
  <pre><code>pip3 install --upgrade pip 
  </code></pre>
  
  <p>after that I have a error to use pip3 install other library, the console print: </p>
  
  <pre><code>File "/usr/bin/pip3", line 11, in &lt;module&gt;
      sys.exit(main())
  TypeError: 'module' object is not callable
  </code></pre>
  
  <p>I don't know what I have to do. </p>
  
  <p>I use <code>sudo autoremove python3-pip</code> after that I use <code>sudo apt install python3-pip</code></p>