Package python-wxgtk2.8 is not available ，ubuntu16.04

ubuntu16.04没有2.8的源 ，它默认的是3.0 

解决办法：

This was able to resolve this problem by doing this

sudo add-apt-repository ppa:nilarimogard/webupd8

Update the package index:

 sudo apt-get update

Install python-wxgtk2.8 deb package:

sudo apt-get install python-wxgtk2.8