AttributeError: 'str' object has no attribute 'exists'

[littleloverlalala]

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Yolov7_StrongSORT_OSNet Component

Tracking, Other

Bug

Traceback (most recent call last):
File "D:\huohu\v7StrongSORTOSNet\yolov7\train.py", line 616, in
train(hyp, opt, device, tb_writer)
File "D:\huohu\v7StrongSORTOSNet\yolov7\train.py", line 86, in train
attempt_download(weights) # download if not found locally
File "D:\huohu\v7StrongSORTOSNet\yolov7\utils\google_utils.py", line 22, in attempt_download
if not file.exists():
AttributeError: 'str' object has no attribute 'exists'

Environment

No response

Minimal Reproducible Example

def attempt_download(file, repo=''):
# Attempt file download if does not exist
if not file.exists():

    assets = ['yolov7.pt', 'yolov7-tiny.pt', 'yolov7x.pt', 'yolov7-d6.pt', 'yolov7-e6.pt', 
                'yolov7-e6e.pt', 'yolov7-w6.pt']
    #tag = subprocess.check_output('git submodule foreach git log -1 --tags --pretty=%D', shell=True).decode().split()[-1]
    tag='v0.1'

    name = str(file.name)
    if name in assets:
        msg = f'{file} missing, try downloading from https://github.com/WongKinYiu/yolov7/releases/'
        redundant = False

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