How can I install a python .egg file

Question

I am trying to install twisted on python 2.6 and it seems that the Zop interface is missing. Also it seems that it is a .egg file. I downloaded this .egg

Answer 1

Install virtualenv, which includes pip. Then you can simply run:

pip install twisted

pip will handle installing the zope.interface.

Instructions for installing virtualenv and pip on OS X

This is how I installed virtualenv and pip on OS X:

curl -O http://peak.telecommunity.com/dist/ez_setup.py
sudo python ez_setup.py
sudo easy_install pip
sudo pip install virtualenv

I also like to use virtualenvwrapper with virtualenv, so I installed it using:

sudo pip install virtualenvwrapper

Instructions for installing Twisted in a virtualenv

Now to create a new virtual environment and install Twisted, I simply issue:

mkvirtualenv twisted-env
pip install twisted