Binary package “libglib-object-introspection-perl” in ubuntu bionic

Perl bindings for gobject-introspection libraries

 GObject is an abstraction layer that allows programming with an object
 paradigm that is compatible with many languages. It is a part of Glib,
 the core library used to build GTK+ and GNOME.
 .
 This package contains Glib::Object::Introspection, the Perl binding
 generator for libraries that support gobject-introspection, such as
 GTK+, WebKit, libsoup and many more.