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WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after

本文转载自  查看原文  2020-07-22 11:37  4403 

电脑重装了，重新PIP安装OPENCV时出现如下报错WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after
很明显 网速瓦特了。。。。。
emmmmm，换用国内的源试一下吧。

很快！！ 换个源不仅不报错，而且很快装好。

pip install opencv-python -i url
再补几个源的url:
阿里云 http://mirrors.aliyun.com/pypi/simple/
中国科技大学 https://pypi.mirrors.ustc.edu.cn/simple/
豆瓣(douban) http://pypi.douban.com/simple/
清华大学 https://pypi.tuna.tsinghua.edu.cn/simple/
中国科学技术大学 http://pypi.mirrors.ustc.edu.cn/simple/


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