[树莓派]ImportError: libcblas.so.3: cannot open shared object file

尝试在树莓派4b安装opencv-python,出现以下错误,ImportError: libcblas.so.3: cannot open shared object file: No such file or directory

解决方法,安装依赖

sudo apt install libatlas-base-dev

再次import cv2就不会报这个错误。

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