![Gtk 2.24 Libraries Gtk 2.24 Libraries](/uploads/1/2/4/2/124257931/165787100.png)
Use the header #include. The preprocessor will find it automatically.If you had the program from Zetcode worked, there is nothing wrong with the compiler. Just the header.Also, if that doesn't work somehow, revert to your original header and delete the gtkwidgetsetusize(window, 300, 200).
![Gtk 2.24 Libraries Gtk 2.24 Libraries](http://www.tarnyko.net/repo/posts/035/02.png)
PyGObject is a Python package which provides bindings for GObject based libraries such as GTK, GStreamer, WebKitGTK, GLib, GIO and many more. GTK (formerly GTK+, GIMP Toolkit) is a free and open-source cross-platform widget toolkit for creating graphical user interfaces (GUIs). It is licensed under the terms of the GNU Lesser General Public License, allowing both free and proprietary software to use it. Along with Qt, it is one of the most popular toolkits for the Wayland and X11 windowing systems.