code: def get_for(self, query_type, value):
          
          from yacms.twitter.models import Query
          lookup = {"type": query_type, "value": value}
          query, created = Query.objects.get_or_create(**lookup)
          if created:
              query.run()
          elif not query.interested:
              query.interested = True
              query.save()
          return query.tweets.all()
docs: Create a query and run it for the given arg if it doesn't exist, and
          return the tweets for the query.