'Auto vouch mozilla.com users.'

def auto_vouch(self):

    emails = [acc.identifier for acc in ExternalAccount.objects.filter(user=self, type=ExternalAccount.TYPE_EMAIL)]
    emails.append(self.user.email)
    email_exists = any([email for email in emails if (email.split('@')[1] in settings.AUTO_VOUCH_DOMAINS)])
    if (email_exists and (not self.vouches_received.filter(description=settings.AUTO_VOUCH_REASON, autovouch=True).exists())):
        self.vouch(None, settings.AUTO_VOUCH_REASON, autovouch=True)
