ERROR: Could not find a version that satisfies the requirement virtualenv (from versions: none)

时间 2020-05-08

标签 error version satisfies requirement virtualenv versions 繁體版

原文原文链接

在安装virtualenv 时，碰到了以下问题 web 这是因为网络不稳定，所以在安装模块时，指定国内镜像网络 pip install 包名 -i http://pypi.douban.com/simple/ --trusted-host pypi.douban.com 其后指定的 --trusted-host pypi.douban.com 是为了得到ssl证书的认证svg

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1. ERROR: Could not find a version that satisfies the requirement tensorflow (from versions: none) ERRO
2. ERROR: Could not find a version that satisfies the requirement pyttst3 (from versions: none) ERROR
3. Could not find a version that satisfies the requirement PIL
4. Could not find a version that satisfies the requirement PIL (from versions: )
5. Could not find a version that satisfies the requirement pymysql3 (from versions: ) No matching dist
6. Could not find a version that satisfies the requirement PIL (from versions: ) No matching distribu
7. Could not find a version that satisfies the requirement PIL (from versions: ) No matching distributi
8. Python出现Could not find a version that satisfies the requirement openpyxl (from versions: )
9. centos解决Could not find a version that satisfies the requirement pip3 (from versions: none)及No mat...
10. Could not find a version that satisfies the requirement tkinter

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