def _on_cancel(self, consumer_tag):
        self.callbacks.pop(consumer_tag, None)
        return self.cancel_callbacks.pop(consumer_tag, None)
Initialize the object
dataset/ETHPy150Open veegee/amqpy/amqpy/channel.py/Channel._on_cancel--crossover with--dataset/ETHPy150Open twisted/ldaptor/ldaptor/protocols/pureldap.py/LDAPModifyDNRequest.__init__