pip install opencv_python -i http://pypi.douban.com/simple --trusted-host pypi.douban.com
标签：douban,http,cv2,pypi,import,com From： https://www.cnblogs.com/peak213/p/17339303.html
标签：douban,http,cv2,pypi,import,com From： https://www.cnblogs.com/peak213/p/17339303.html