title: How to install python3 version of package via pip on Ubuntu?
body: <p>I have both <code>python2.7</code> and <code>python3.2</code> installed in <code>Ubuntu 12.04</code>.<br>
  The symbolic link <code>python</code> links to <code>python2.7</code>.</p>
  
  <p>When I type:</p>
  
  <pre><code>sudo pip install package-name
  </code></pre>
  
  <p>It will default install <code>python2</code> version of <code>package-name</code>.</p>
  
  <p>Some package supports both <code>python2</code> and <code>python3</code>.<br>
  How to install <code>python3</code> version of <code>package-name</code> via <code>pip</code>?</p>