of input to support random shape input
"""
def __init__(self, loss_weight=1.0, giou=False, diou...__init__(
loss_weight=loss_weight, giou=giou, diou=diou, ciou=ciou)
def __call__(self..., ioup, pbox, gbox):
iou = bbox_iou(
pbox, gbox, giou=self.giou, diou=self.diou,