Source: http://www.cs.utexas.edu/~mitra/bytes/start.html
Installation of Python
- Download the current production version of Python (2.7.1) from the Python Download site.
- Double click on the icon of the file that you just downloaded.
- Accept the default options given to you until you get to the Finish button. Your installation is complete.
Setting up the Environment
- Starting at My Computer go to the following directory C:\Python27. In that folder you should see all the Python files.
- Copy that address starting with C: and ending with 27 and close that window.
- Click on Start. Right Click on My Computer.
- Click on Properties. Click on Advanced System Settings or Advanced.
- Click on Environment Variables.
- Under System Variables search for the variable Path.
- Select Path by clicking on it. Click on Edit.
- Scroll all the way to the right of the field called Variable value using the right arrow.
- Add a semi-colon (;) to the end and paste the path (to the Python folder) that you previously copied. Click OK.