def email_user(self, subject, message, from_email=None):
        send_mail(subject, message, from_email, [self.email])
Returns ``True`` if the list is empty.
dataset/ETHPy150Open potatolondon/djangae/djangae/contrib/gauth/common/models.py/GaeAbstractBaseUser.email_user--crossover with--dataset/ETHPy150Open cobrateam/splinter/splinter/element_list.py/ElementList.is_empty