$ python -V and if Python is installed on your machine, this command should print something like Python 3.10.0 If your Python version is less than 3.10.0, you should install a newer version. If the ...

System information (version) OpenCV => opencv_python-4.5.3.56-cp39-cp39-macosx_10_15_x86_64.whl Operating System / Platform => macOS 11.6, Xcode 13 Compiler => Apple clang version 13.0.0 (clang-1300.0 ...

No matching distribution found for opencv-python==3.1.0.5 Trying to download the source code for 3.1.0.5 from the github repository and to install it with local source code via pip: ...