$ python ./generate_family_file.py https://www.semantic-mediawiki.org/wiki/ semantic-mw
Generating family file from https://www.semantic-mediawiki.org/wiki/

==================================
api url: https://semantic-mediawiki.org/w/api.php
MediaWiki version: 1.22.3
==================================

Determining other languages...sw

There are 2 languages available.
Do you want to generate interwiki links? This might take a long time. ([y]es/[N]o/[e]dit)y
Loading wikis... 
  * sw... downloaded
  * en... in cache
Writing pywikibot/families/semantic-mw_family.py... 


$ cat pywikibot/families/semantic-mw_family.py 
# -*- coding: utf-8 -*-
"""
This family file was auto-generated by $Id: 185033971c163ea46b2b1904773b8c407069a4d0 $
Configuration parameters:
  url = https://www.semantic-mediawiki.org/wiki/
  name = semantic-mw

Please do not commit this to the Git repository!
"""

from pywikibot import family

class Family(family.Family):
    def __init__(self):
        family.Family.__init__(self)
        self.name = 'semantic-mw'
        self.langs = {
            'en': 'semanticweb.org',
            'en': 'semantic-mediawiki.org',
        }



    def scriptpath(self, code):
        return {
            'en': '',
            'en': '/w',
        }[code]

    def version(self, code):
        return {
            'en': u'1.20.2',
            'en': u'1.22.3',
        }[code]

$ python2.6 pwb.py shell
Welcome to the Pywikibot interactive shell!
>>> import pywikibot
>>> s = pywikibot.Site('en', 'semantic-mw')
>>> s.family.langs
{'en': 'semantic-mediawiki.org'}
>>> {
...             'en': u'1.20.2',
...             'en': u'1.22.3',
...         }
{'en': u'1.22.3'}