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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def run(self):
 """ Queues all services to be polled. Should be run via beat. """

        services = Service.objects.all()
        for service in services:
            poll_service.apply_async(kwargs={"service_id": str(service.id)})
        return "Queued <%s> Service(s) for Polling" % services.count()