title: Install python package without root access
body: <p>I want to install python package networkx in the server I use, and I do search before I ask this question, it says to use</p>
  
  <pre><code>pip install --user networkx
  </code></pre>
  
  <p>but it doesn't work and the linux error is</p>
  
  <pre><code>Usage: /usr/bin/pip install [OPTIONS] PACKAGE_NAMES...
  
  /usr/bin/pip install: error: no such option: --user
  </code></pre>
  
  <p>anyone can help? How can I install networkx package in the server?</p>