Failed building wheel for opencv-contrib-python

I am using Jetpack 7.5 and my python version is 3.6.9.
After running pip3 install opencv-contrib-python it takes almost 3 hours before showing the following error:

Error building wheel for opencv-contrib-python.txt (193.9 KB)

Hi,

It looks like you are facing something similar to the below link:

Thanks.

The link you provided does not have the solutions.
I am actually trying to install mediapipe in my jetson nano but it gets stuck while building wheel for opencv-comtrib-python

Hi,

Have you tried to upgrade the Numpy as mentioned in the above link?
Does it work?

Thank.

Hi, I downgraded my Jetpack to 4.6 and installed opencv-contrib-python 4.5.5.62 and it worked. The installed numpy version is 1.19.4.

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