解决使用pip安装时报错Could not fetch URL https://pypi.org/simple/tensorflow/: There was a problem confirming the ssl certificate: HTTPSConnectionPool...

windows环境pip安装tensorflow报错Could not fetch URL https://pypi.org/simple/tensorflow/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url:

pip install package_name -i http://pypi.douban.com/simple --trusted-host pypi.douban.com

可替换用的镜像源

1)http://mirrors.aliyun.com/pypi/simple/ 阿里云
2)https://pypi.mirrors.ustc.edu.cn/simple/ 中国科技大学
3)http://pypi.douban.com/simple/ 豆瓣
4)https://pypi.tuna.tsinghua.edu.cn/simple/ 清华大学
5)http://pypi.mirrors.ustc.edu.cn/simple/ 中国科学技术大学

成功解决问题,下载速度很快

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