class MpLinkCharacteristics: def __init__(self, id, delay, queueSize, bandwidth): self.id = id self.delay = delay self.queueSize = queueSize self.bandwidth = bandwidth def __str__(self): s = "Link id : " + str(self.id) + "\n" s = s + "\tDelay : " + str(self.delay) + "\n" s = s + "\tQueue Size : " + str(self.queueSize) + "\n" s = s + "\tBandwidth : " + str(self.bandwidth) return s