expected dtype Byte but got dtype Bool

[Fee532]

Traceback (most recent call last):
File "/home/fee/PycharmProjects/YOLOv3-quadrangle/train.py", line 173, in
main(opt)
File "/home/fee/PycharmProjects/YOLOv3-quadrangle/train.py", line 109, in main
loss = model(imgs.to(device), targets, requestPrecision=True)
File "/home/fee/.conda/envs/envhrank/lib/python3.6/site-packages/torch/nn/modules/module.py", line 532, in call
result = self.forward(*input, **kwargs)
File "/home/fee/PycharmProjects/YOLOv3-quadrangle/models.py", line 235, in forward
x, *losses = module[0](x, targets, requestPrecision)
File "/home/fee/.conda/envs/envhrank/lib/python3.6/site-packages/torch/nn/modules/module.py", line 532, in call
result = self.forward(*input, **kwargs)
File "/home/fee/PycharmProjects/YOLOv3-quadrangle/models.py", line 149, in forward
requestPrecision)
File "/home/fee/PycharmProjects/YOLOv3-quadrangle/utils/utils.py", line 257, in build_targets
TP[b, i] = (pconf > 0.5) & (iou_pred > 0.5) & (pcls == tc.cpu())
RuntimeError: expected dtype Byte but got dtype Bool

Process finished with exit code 1
environment: pytorch 1.4.0 python3.6

[Fee532]

solved method: use pytorch 1.1.0