Chetans-Macbook-Pro–2:~ Apple$ sudo pip install ipython 
Password: Downloading/unpacking ipython Downloading ipython–1.1.0.tar.gz (8.7MB): 8.7MB downloaded Running setup.py egg_info for package ipython
Installing collected packages: ipython Running setup.py install for ipython

Installing ipcontroller script to /usr/local/bin
Installing iptest script to /usr/local/bin
Installing ipcluster script to /usr/local/bin
Installing ipython script to /usr/local/bin
Installing pycolor script to /usr/local/bin
Installing iplogger script to /usr/local/bin
Installing irunner script to /usr/local/bin
Installing ipengine script to /usr/local/bin

Successfully installed ipython Cleaning up… Chetans-Macbook-Pro–2:~ Apple$