安裝OpenCV過程中出現錯誤
代碼：
pip-conda install -i https://pypi.douban.com/simple/ opencv-python
報錯內容如下:
Could not install packages due to an EnvironmentError: [Errno 13] Permission denied: '/Users/mac/Anaconda/anaconda3/lib/python3.7/site-packages/cv2/__init__.py'
Consider using the `--user` option or check the permissions.
解決方案：
pip-conda install --user --index-url https://pypi.douban.com/simple/ opencv-python