Problem on training with COVIDNet-CXR4-A model for Detection of no pneumonia/non-COVID-19 pneumonia/COVID-19 pneumonia

[huyle73]

I trained with my dataset which extracted from your data. Can you tell me how to solve this problems:

Traceback (most recent call last):
File "train_tf.py", line 100, in
is_severity_model=args.is_severity_model)
File "/home/icap/hieuhuy/code/huy/COVID-Net/data.py", line 145, in init
datasets[l.split()[2]].append(l)
KeyError: 'positive'