title: pbs python Error: No module named _pbs
body: <p>I want to run <a href="https://github.com/rauch/PyPBS" rel="nofollow">PyPBS</a> (A web interface for PBS torque). so I have installed all dependencies of it. And <a href="https://github.com/VPAC/pbs_python" rel="nofollow">pbs_python</a> (wrapper class for the ​Torque C library) is one of them.
  The problem is when I run django server, I get this error: </p>
  
  <pre><code>"No module named _pbs"
  Error: 
  Django Version: 1.4.20
  
  Exception Type: ImportError
  
  Exception Value: No module named _pbs
  
  Exception Location: C:\Python272\lib\site-packages\pbs\pbs.py in swig_import_helper, line 18
  </code></pre>
  
  <p>Thanks to any help.</p>