[WARN] Cannot find rule for <class 'torch.nn.modules.container.Sequential'>. Treat it as zero Macs and zero Params.

[LSun0717]

I met this warn when I type the commad python train.py -v yolov2_r50 in the terminate

[WARN] Cannot find rule for <class 'torch.nn.modules.container.Sequential'>. Treat it as zero Macs and zero Params. [WARN] Cannot find rule for <class 'backbone.resnet.Bottleneck'>. Treat it as zero Macs and zero Params. [WARN] Cannot find rule for <class 'backbone.resnet.ResNet'>. Treat it as zero Macs and zero Params.

I just can't figure out the reason why this warn occured and hope you can help me thank you!