discus software package provides pretty version of df(1) command, you can install in your Debian 7 (Wheezy) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install discus
discus is installed in your system.
Make ensure the discus package were installed using the commands given below,
$ sudo dpkg-query -l | grep discus *
You will get with discus package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Utilities |
| Package | discus |
| Version | 0.2.9-6 |
| Description | pretty version of df(1) command |
| Sub Section | Utils |