如何在Eclipse中将PIL添加到PyDev，所以我可以导入它并在我的项目中使用它？

I am trying to work with PIL in my project but the pydev can't seem to find it in my project. First of all I can see it when I enter the python shell, I can import it and I see it in the python sys.path. Second, I Added it to the PYTHONPATH in eclipse.I am trying to work with PIL in my project but