Traceback (most recent call last):

 "/home/baal/bin/python/zeus-scanner/lib/attacks/gist_lookup/__init__.py", line 153, in github_gist_search_main
gist, gist_link = get_raw_html(link, verbose=verbose)TypeError: 'NoneType' object is not iterable
Traceback (most recent call last):


 "tools/train.py", line 110, in <module>

main()


 "tools/train.py", line 86, in main

cfg.model, train_cfg=cfg.train_cfg, test_cfg=cfg.test_cfg)


 "/home/workspaces/code/Detection/mmdetection/mmdet/models/builder.py", line 43, in build_detector

return build(cfg, DETECTORS, dict(train_cfg=train_cfg, test_cfg=test_cfg))


 "/home/workspaces/code/Detection/mmdetection/mmdet/models/builder.py", line 15, in build

return build_from_cfg(cfg, registry, default_args)


 "/home/workspaces/code/Detection/mmdetection/mmdet/utils/registry.py", line 76, in build_from_cfg

return obj_cls(**args)


 "/home/workspaces/code/Detection/mmdetection/mmdet/models/detectors/cascade_rcnn.py", line 87, in __init__

self.init_weights(pretrained=pretrained)


 "/home/workspaces/code/Detection/mmdetection/mmdet/models/detectors/cascade_rcnn.py", line 95, in init_weights

self.backbone.init_weights(pretrained=pretrained)


 "/home/workspaces/code/Detection/mmdetection/mmdet/models/backbones/resnet.py", line 499, in init_weights

load_checkpoint(self, pretrained, strict=False, logger=logger)


 "/opt/conda/lib/python3.6/site-packages/mmcv/runner/checkpoint.py", line 163, in load_checkpoint

checkpoint = load_url_dist(model_urls[model_name])


 "/opt/conda/lib/python3.6/site-packages/mmcv/runner/checkpoint.py", line 120, in load_url_dist

return checkpoint
UnboundLocalError: local variable 'checkpoint' referenced before assignment