ImportError: cannot import name '_registerMatType' from 'cv2.cv2'

[Yewon-dev]

🐛 Bug Description

I try to import albumentations library.
It gives me the following error:

ImportError: cannot import name '_registerMatType' from 'cv2.cv2' 

To Reproduce

import albumentations.pytorch
import torch

✔️Solution Description

Download the headless open-cv and of a version below 4.3 because backward compatibility was dropped since 4.3.0.

pip install "opencv-python-headless<4.3"