'Send SMS to specified target user cell.'

def send_message(self, message='', **kwargs):

    targets = kwargs.get(ATTR_TARGET)
    if (not targets):
        _LOGGER.info('At    least    1    target    is    required')
        return
    for target in targets:
        self.client.messages.create(to=target, body=message, from_=self.from_number)
