python - ubuntu16.04安装virtualenv,不能解析域名

Question

第一张是sudo apt-get install virtualenv

第二张是pip install virtualenv

后面用了sudo apt-get install http://pypi.dpibanio.com/simple/virtualenv都不行，说找不到包

关于ubuntu16.04下virtualenv如何安装呢？
python-2.7.11+

Answer 1

Installation method:

sudo apt-get install virtualenv

Also, are you sure your computer can connect to the Internet? sudo apt updateCan it run normally? If you can access the Internet normally, can you try changing the source?

Answer 2

sudo pip install virtualenv
I just installed it on my ubuntu 16.04 a few days ago

Answer 3

You can try to use other sources to install:

pip install virtualenv -i http://pypi.douban.com/simple

In addition, you need to test the network accessibility

Answer 4

Please try
$ nslookup cn.archive.ubuntu.com
See if the domain name can be resolved