A summary of what each file does:

championship.py - Given a list of teams and a matrix of the results of
    all matches (one for each ordered pair of teams), allows one to
    process the data and return the final table.

brasileirao-cbf.py - Scrapes data about Campeonato Brasileiro de
    Futebol from CBFs website. (There seems to a problem on the 5th
    round of the year of 2010 data)XS

brasileirao-wikipedia-2010.py - Analysis of the Campeonato Brasileiro
    de Futebol of 2010.

brasileirao-wikipedia-2010.txt - A table of the results of every match
    of the Campeonato Brasileiro de Futebol of 2010, obtained from
    Wikipedia at:

 - http://en.wikipedia.org/wiki/2010_Campeonato_Brasileiro_S%C3%A9rie_A