title: Step by step way to install Matplotlib
body: <p>I have tried installing matplotlib different ways.
  I have tried </p>
  
  <pre><code>$ pip install matplotlib
  and
  $ easy_install matplotlib
  </code></pre>
  
  <p>But whenever I run my python program, I get the following error.</p>
  
  <pre><code>ImportError: No module named matplotlib
  </code></pre>
  
  <p>What is the best way to install python modules?</p>