Blonde, brunette, redhead...

aussie-models.py

#
# The hair colors of Australian fashion models
#

import json
import re
import urllib.request

API = 'http://en.wikipedia.org/w/api.php?%s'

def hair_color(revision):
    match = re.search('haircolor\s*=\s*([^|]*)\|', revision)

    if match:
        return match.group(1).strip()
    else:
        return ''

def aussie_female_models():
    query = urllib.parse.urlencode({
        'action': 'query',
        'prop': 'revisions',
        'format': 'json',
        'rvprop': 'content',
        'rvsection': '0',
        'generator': 'categorymembers',
        'gcmtitle': 'Category:Australian female models',
        'gcmnamespace': '0',
        'gcmlimit': '500'})

    response = urllib.request.urlopen(API % query)
    str_response = response.readall().decode('utf-8')

    data = json.loads(str_response)

    return [(info['title'], hair_color(info['revisions'][0]['*']))
            for pageid, info in data['query']['pages'].items()]

def main():
    for name, color in aussie_female_models():
        print("%s\t%s" % (name, color))

if __name__ == '__main__':
  main()