def _GetUsername(self):
    try:
      return os.getenv('USER') or \
             os.getenv('LOGNAME') or \
             os.getenv('USERNAME') or \
             os.getlogin() or \
             'nobody'
    except (IOError, OSError), e:
      return 'nobody'
Find the language with the min distance
dataset/ETHPy150Open livid/v2ex/twitter/twitter.py/_FileCache._GetUsername--crossover with--dataset/ETHPy150Open nltk/nltk/nltk/classify/textcat.py/TextCat.guess_language