gistfile1.py

from django.core.management.base import BaseCommand, CommandError
from django.db.models.loading import get_apps
from django.conf import settings

import simpledb

class Command(BaseCommand):
    help = ("Sync all of the SimpleDB domains.")

    def handle(self, *args, **options):
        check = []
        for module in get_apps():
            for d, ref in module.__dict__.iteritems():
                if isinstance(ref, simpledb.models.ModelMetaclass):
                    domain = ref.Meta.domain.name
                    if domain not in check:
                        check.append(domain)

        sdb = simpledb.SimpleDB(settings.AWS_KEY, settings.AWS_SECRET)
        domains = [d.name for d in sdb]
        for c in check:
            if c not in domains:
                sdb.create_domain(c)
                print "Creating domain %s ..." % c