WARNING: pip is configured with locations that require TLS/SSL, however the ssl module in Python is not available.
ERROR: Could not find a version that satisfies the requirement novas (from versions: none)
原因:
python国内网络不稳定,直接导致报错。因此我们常用镜像源来解决此问题
清华大学:https://pypi.tuna.tsinghua.edu.cn/simple
阿里云:http://mirrors.aliyun.com/pypi/simple/
豆瓣:http://pypi.douban.com/simple/
pip install 包名 -i http://pypi.douban.com/simple/ --trusted-host pypi.douban.com
安装配置
解决方法:
1.创建~/.pip/pip.conf
[root@localhost ~]# mkdir ~/.pip
[root@localhost ~]# cd ~/.pip
[root@localhost .pip]# vim pip.conf
2.配置pip.conf
[global]
index-url = http://mirrors.aliyun.com/pypi/simple/
disable-pip-version-check = true
timeout = 120
[install]
trusted-host=mirrors.aliyun.com
ignore-installed = true
no-dependencies = yes
3.保存退出,用pip下载你所需要的资源
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