libgv-perl software package provides Perl bindings for graphviz, you can install in your Ubuntu 16.04 LTS (Xenial Xerus) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libgv-perl
libgv-perl is installed in your system.
Make ensure the libgv-perl package were installed using the commands given below,
$ sudo dpkg-query -l | grep libgv-perl *
You will get with libgv-perl package name, version, architecture and description in a table
| Distro | Ubuntu 16 04 lts xenial xerus |
| Section | Perl |
| Package | libgv-perl |
| Version | 2.38.0-12ubuntu2 |
| Description | Perl bindings for graphviz |
| Sub Section | Perl |