libgee2 software package provides GObject based collection library, 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 libgee2
libgee2 is installed in your system.
Make ensure the libgee2 package were installed using the commands given below,
$ sudo dpkg-query -l | grep libgee2 *
You will get with libgee2 package name, version, architecture and description in a table
| Distro | Debian 7 wheezy |
| Section | Libraries |
| Package | libgee2 |
| Version | 0.6.4-2 |
| Description | GObject based collection library |
| Sub Section | libs |