Traceback (most recent call last):


 "/usr/local/bin/isign", line 4, in <module>

from isign import isign


 "/usr/local/lib/python2.7/dist-packages/isign/isign.py", line 37, in <module>

if exists(join(os.environ['HOME'], 'isign-credentials')):


 "/usr/lib/python2.7/UserDict.py", line 23, in __getitem__

raise KeyError(key)
KeyError: 'HOME'

Traceback (most recent call last):


 "/home/user_name/miniconda3/envs/AdelaiDet/lib/python3.6/site-packages/torch/multiprocessing/spawn.py", line 20, in _wrap

fn(i, *args)


 "/home/user_name/git_projects/detectron2/detectron2/engine/launch.py", line 94, in _distributed_worker

main_func(*args)


 "/home/user_name/git_projects/AdelaiDet/tools/train_net.py", line 225, in main

trainer = Trainer(cfg)


 "/home/user_name/git_projects/AdelaiDet/tools/train_net.py", line 60, in __init__

model = self.build_model(cfg)


 "/home/user_name/git_projects/detectron2/detectron2/engine/defaults.py", line 415, in build_model

model = build_model(cfg)


 "/home/user_name/git_projects/detectron2/detectron2/modeling/meta_arch/build.py", line 21, in build_model

model = META_ARCH_REGISTRY.get(meta_arch)(cfg)


 "/home/user_name/git_projects/detectron2/detectron2/config/config.py", line 147, in wrapped

explicit_args = _get_args_from_config(from_config_func, *args, **kwargs)


 "/home/user_name/git_projects/detectron2/detectron2/config/config.py", line 180, in _get_args_from_config

ret = from_config_func(*args, **kwargs)


 "/home/user_name/git_projects/detectron2/detectron2/modeling/meta_arch/rcnn.py", line 75, in from_config

backbone = build_backbone(cfg)


 "/home/user_name/git_projects/detectron2/detectron2/modeling/backbone/build.py", line 31, in build_backbone

backbone = BACKBONE_REGISTRY.get(backbone_name)(cfg, input_shape)


 "/home/user_name/git_projects/AdelaiDet/adet/modeling/backbone/vovnet.py", line 343, in build_vovnet_fpn_backbone

fuse_type=cfg.MODEL.FPN.FUSE_TYPE,


 "/home/user_name/git_projects/detectron2/detectron2/modeling/backbone/fpn.py", line 53, in __init__

in_strides = [input_shapes[f].stride for f in in_features]


 "/home/user_name/git_projects/detectron2/detectron2/modeling/backbone/fpn.py", line 53, in <listcomp>

in_strides = [input_shapes[f].stride for f in in_features]
KeyError: 'res2'
