1. Download latest 2.x at https://www.python.org/downloads/
2. Set Environment path: C:Python27;C:Python27Libsite-packages;C:Python27Scripts;
3. Install Setuptools: https://pypi.python.org/pypi/setuptools#windows-7-or-graphical-install
   1. Download the script
   2. Open CMD
   3. Go to the script directory
   4. Run the script: python ez_setup.py
   5. Exit once done (Ctrl + Z, then Enter)

Test your installation by open up CMD, and type in python. You should see something similar to the screen shot below.

Following are optional:

1. Install pip: C:> easy_install pip
2. Install the followng using pip
   1. Mechanize: C:> pip install mechanize
   2. BeatifulSoup4: C:> pip install beautifulsoup4
   3. CSVKIT: C:> pip install csvkit

References:

1. http://www.anthonydebarros.com/2011/10/15/setting-up-python-in-windows-7/
2. http://www.anthonydebarros.com/2011/09/11/csvkit-data-files/