If one has been using python, then installing various libraries and modules is basically a breeze using easy_install utility, however for folks using windows, easy_install utility has to be setup properly before using it.
First lets make sure that python is properly installed and PYTHON_HOME environment variable is configured:
Install Python on Windows
If not already installed download python installer from here.
After it’s done downloading, double click to run the installer, and select default options (unless you have other custom needs of course ).