Quick & dirty guide for myself :
virtualenv -p <python_version> <directory_name>
Cagatay-MacBook-Pro:virt cagataytengiz$ virtualenv -p /Library/Frameworks/Python.framework/Versions/3.3/bin/python3.3 p3 Cagatay-MacBook-Pro:virt cagataytengiz$ cd p3/ Cagatay-MacBook-Pro:p3 cagataytengiz$ source ./bin/activate and then install required packages as :
pip install <package_name>
