Cdsboy's Mal Genre Scraper

import urllib
import json
import sys

def getGenres(username):
  genres = {}

  f = urllib.urlopen('http://mal-api.com/animelist/%s' % username)
  list = json.loads(f.read())

  for anime in list[u'anime']:
    n = urllib.urlopen('http://mal-api.com/anime/%d' % anime[u'id'])
    info = json.loads(n.read())
    for genre in info[u'genres']:
      if not genre in genres:
        genres[genre] = 1
      else:
        genres[genre] += 1
  return genres

def sortGenres(genres):
  import operator
  return sorted(genres.iteritems(), key=operator.itemgetter(1))[::-1]

def printGenres(genres):
  sorted_genres = sortGenres(genres)

  for item in sorted_genres:
    print '%s: %d' % item

def saveGenres(genres, path):
  sorted_genres = sortGenres(genres)

  with open(path, 'w') as f:
    for item in sorted_genres:
      f.write('%s: %d\n' % item)

if __name__ == '__main__':
  if len(sys.argv) == 1:
    print 'Pass the username to check as an arguement.'
    print 'Optional: Pass as output file like -o=output.txt before the username'
  else:
    for arg in sys.argv:
      if arg.startswith('-o'):
        path = arg.split('=')[1]
        saveGenres(getGenres(sys.argv[-1]), path)
        sys.exit()
    printGenres(getGenres(sys.argv[-1]))