def pre_authorizations(self):
        return self.client.pre_authorizations()
Invoked by a timer to send a heartbeat when we need to, check to see
dataset/ETHPy150Open gocardless/gocardless-python/gocardless/merchant.py/Merchant.pre_authorizations--crossover with--dataset/ETHPy150Open pika/pika/pika/heartbeat.py/HeartbeatChecker.send_and_check