Install protobuf 3.20.3 (latest package from 3.x branch) from PyPI in Python 3.11, observe that 'python' protobuf backend is used. ~$ sudo docker run -ti --rm python:3.11 /bin/bash ...

I use protobuf in java success. But when I tried to use it in python, I failed. I had read the pythontutorial. I am so sad that I've spent hours trying to solve this problem. I've tried several ...