can i initialize settings.py from db code example

Example: how to get SITE_ID in django....shell

[ ... banner ... ]
>>>
>>> from django.contrib.sites.models import Site
>>>
>>> sorted([(site.id,site.name) for site in Site.objects.all()])
[(1, u'www.lvh.me'), (2, u'example.com'), (3, u'www.example.com'),...]
>>>
>>> quit()
user$