zipffy
A tester for Zipf-like data in text. See https://en.wikipedia.org/wiki/Zipf%27s_law
I included a .txt copy of Poe's The Fall of the House of Usher for easy testing. If you want more English (or another language) of text to analyze, check out http://www.nltk.org/nltk_data/ .
#Usage Usage: python zipffy.py text_to_analyse.txt num_words_to_plot