from queue import Queue
from hole import Hole

queue = Queue()
topic = Queue(ring=0, acquire=False, dequeue=False)

ring_queue = Queue(ring=10)
ring_topic = Queue(ring=10, acquire=False, dequeue=False)

bounded_queue = Queue(threshold=100)
bounded_topic = Queue(threshold=100, ring=0, acquire=False, dequeue=False)

hole = Hole()