def get_users_for(self, email):
        # this is a list rather than a generator because we probably want to
        # do a len() on it right away
        return [address.user for address in EmailAddress.objects.filter(
            verified=True, email=email)]
returns a list of users with the given email.
dataset/ETHPy150Open amarandon/smeuhsocial/apps/emailconfirmation/models.py/EmailAddressManager.get_users_for