pip安装失败，需要407代理身份验证
问题描述：
我正在尝试使用以下pip install命令，但是由于代理身份验证而导致的失败.我已经在RHEL7.x服务器中配置了代理.
I am trying to use the below pip install command, but its failing with Proxy authentication required issue. I have already configured my proxies inside my RHEL7.x Server.
Command Used: `pip install --proxy https://'username:pwd'@proxy:host --upgrade pip`
日志:
Retrying (Retry(total=4, connect=None, read=None, redirect=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', error('Tunnel connection failed: 407 Proxy Authentication Required',))': /simple/pip/
Retrying (Retry(total=3, connect=None, read=None, redirect=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', error('Tunnel connection failed: 407 Proxy Authentication Required',))': /simple/pip/
Retrying (Retry(total=2, connect=None, read=None, redirect=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', error('Tunnel connection failed: 407 Proxy Authentication Required',))': /simple/pip/
Retrying (Retry(total=1, connect=None, read=None, redirect=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', error('Tunnel connection failed: 407 Proxy Authentication Required',))': /simple/pip/
Retrying (Retry(total=0, connect=None, read=None, redirect=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', error('Tunnel connection failed: 407 Proxy Authentication Required',))': /simple/pip/
答
这是您应该尝试的第一件事:
This is the first thing you should try:
打开命令提示符(CMD).
Open the command prompt(CMD).
导出代理设置:
:\set http_proxy=http://username:password@proxyAddress:port
:\set https_proxy=https://username:password@proxyAddress:port
安装要安装的软件包:
:\pip install PackageName