python3-gi is a software package available in Ubuntu that provides Python bindings for the GObject Introspection libraries. GObject Introspection is a library system used in GNOME-based systems to provide dynamic bindings for libraries and programming languages.
In simple terms, GObject Introspection allows applications written in different programming languages to use the same libraries without having to create language-specific bindings for each library. python3-gi is the Python 3 version of the library, while python-gi provides bindings for Python 2.
The python3-gi package provides a set of Python modules that allow developers to use GNOME libraries in Python scripts and applications. It provides a Pythonic interface to the underlying C libraries, making it easy for Python developers to use GNOME APIs in their applications.
Some of the libraries that can be used with python3-gi include:
GTK+: A graphical user interface toolkit used in GNOME-based applications.
GStreamer: A multimedia framework used for playing, recording, and streaming audio and video.
GIO: A library that provides input/output functionality, such as reading and writing files, accessing network resources, and interacting with system services.
To use python3-gi, developers need to import the relevant modules in their Python scripts and use the API provided by the libraries. For example, to use GTK+ in a Python script, developers need to import the Gtk module and use its API to create user interface elements and respond to events.
Uninstalling python3-gi package in Ubuntu
You can uninstall an installed python3-gi package from Ubuntu using the below command:
$ sudo apt-get remove python3-gi
Uninstall python3-gi including dependent package
If you would like to remove python3-gi and it’s dependent packages which are no longer needed from Ubuntu:
$ sudo apt-get remove --auto-remove python3-gi
Use Purging python3-gi
If you use with purge options to python3-gi package all the configuration and dependent packages will be removed.
$ sudo apt-get purge python3-gi
If you use purge options along with auto remove, will be removed everything regarding the package, It’s really useful when you want to reinstall again.
$ sudo apt-get purge --auto-remove python3-gi
Summary
In summary, python3-gi is a useful package for Python developers who want to use GNOME libraries in their applications. It provides a Pythonic interface to the GObject Introspection libraries, making it easy to use GNOME APIs in Python scripts and applications.