title: Why I can't import beautifulsoup on mac using python 2.7 after installing it by using pip and/or easy_install?
body: <pre><code>$ sudo pip install beautifulsoup4
  Requirement already satisfied (use --upgrade to upgrade): beautifulsoup4 in /Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages
  Cleaning up...
  </code></pre>
  
  <p>I installed <code>beautifulsoup4</code> and it seems to be successfully completed but I can't import it:</p>
  
  <pre><code>Python 2.7.3 (v2.7.3:70, Apr  9 2012, 20:52:43) 
  [GCC 4.2.1 (Apple Inc. build 5666) (dot 3)] on darwin
  Type "help", "copyright", "credits" or "license" for more information.
  &gt;&gt;&gt; import beautifulsoup4
  Traceback (most recent call last):
    File "&lt;stdin&gt;", line 1, in &lt;module&gt;
  ImportError: No module named beautifulsoup4
  &gt;&gt;&gt; import beautifulsoup
  Traceback (most recent call last):
    File "&lt;stdin&gt;", line 1, in &lt;module&gt;
  ImportError: No module named beautifulsoup
  </code></pre>