Problem running Pydev

I am trying Django recently in Ububtu. So started using a developement environment, which is Pydev in Eclipse. I've installed all, but while configuring window>preferences>pydev>interpreter-python there are these problems I have:

What files in Linux should be selected?

Every time I select a 开发者_Go百科file from /usr/lib/python2.6/disk-packages/pythonloader.py I get:

java.io.ioexception:permission denied. I am running Eclipse under sudo.

Some help please Thank you

Did you try /usr/bin/python or whatever path shows up from the command which python