|Natural Language Toolkit|
| Definition -
A suite of open source Python modules, data, and documentation for research and development in natural language processing.
1. Click here to go to the NLTK home page.
2. Click here for info on how to install it.
3. Click here for the complete text of Natural Language Processing with Python, a great introduction of how to use this API. For example, chapter 3 shows you how to input and process raw text from the internet.