module 'torch.hub' has no attribute 'get_dir' in pytorch 1.5 #2345
Description
Describe the bug
from the nightly tests with PyTorch 1.5 https://github.com/Project-MONAI/MONAI/runs/2779850136?check_suite_focus=true:
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ERROR: test_load_ckpt_2 (tests.test_mmar_download.TestMMMARDownload)
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Traceback (most recent call last):
File "/opt/conda/lib/python3.6/site-packages/parameterized/parameterized.py", line 533, in standalone_func
return func(*(a + p.args), **p.kwargs)
File "/__w/MONAI/MONAI/tests/test_mmar_download.py", line 97, in test_load_ckpt
output = load_from_mmar(**input_args)
File "/__w/MONAI/MONAI/monai/apps/mmars/mmars.py", line 109, in load_from_mmar
model_dir = download_mmar(item=item, mmar_dir=mmar_dir, progress=progress)
File "/__w/MONAI/MONAI/monai/apps/mmars/mmars.py", line 72, in download_mmar
mmar_dir = os.path.join(torch.hub.get_dir(), "mmars")
AttributeError: module 'torch.hub' has no attribute 'get_dir'
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