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modeling_resnet.py

@@ -1,5 +1,8 @@
 from transformers import PreTrainedModel
 from timm.models.resnet import BasicBlock, Bottleneck, ResNet
+# NOTE: below line must use relative import, as this file and configuration_resnet.py will be downloaded into a directory.
+# NOTE: export_files_for_hf.py etc must put outside of dir of this file. otherwise, when run 'python export_files_for_hf.py', will get error: ImportError: attempted relative import with no known parent package. 
+# Note: for why, see https://github.com/zhangfaen/python-pytorch-tips/blob/main/relative_import_key_tips.md
 from .configuration_resnet import ResnetConfig
 import torch