Pops a specific task off the queue by identifier.

        :param queue_name: The name of the queue. Usually handled by the
            ``Gator`` instance.
        :type queue_name: string

        :param task_id: The identifier of the task.
        :type task_id: string

        :returns: The data for the task.
        :rtype: string

def get(self, queue_name, task_id):
        """
        Pops a specific task off the queue by identifier.

        :param queue_name: The name of the queue. Usually handled by the
            ``Gator`` instance.
        :type queue_name: string

        :param task_id: The identifier of the task.
        :type task_id: string

        :returns: The data for the task.
        :rtype: string
        """
        # This method is *very* non-thread-safe.
        cls = self.__class__
        queue = cls.queues.get(queue_name, [])

        if queue:
            try:
                offset = queue.index(task_id)
            except ValueError:
                return None

            queue.pop(offset)
            return cls.task_data.pop(task_id, None)