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You can actually copy/paste them right in to the interactive Python3 interpreter to try them out (except for the couple that require a command line argument to pass an image path).
In Python 3, tkinter is still available, but the import names changed. # set_icon_and_title.pyimport sysfrom tkinter import Tk, Photo Imageroot = Tk()# Image path provided as first command line arg.
You can think of a geometry manager as taking control of the master widget, and deciding what will be displayed within.
This hierarchy can, of course, also be nested much more deeply.In Python 2 the main package is Tkinter and there are additional packages like the toolkit ttk and constants Tkconstants. PNG formatroot.iconphoto(root, Photo Image(file=sys.argv)) root.title("Tkinter Test")root.mainloop()# get_screen_size.pyfrom tkinter import Tkroot = Tk()screen_width = root.winfo_screenwidth()screen_height = root.winfo_screenheight()print("Screen width:", screen_width)print("Screen height:", screen_height) If you want to remove a widget from the heirarchy, you can tell it to unpack itself.In Python 3 the naming and organization was improved. This can be useful if you want to display a loading message temporarily and then remove it and place in the final content.Refer to your distribution documentation for install Tkinter if necessary.Each example is a standalone program that can be run.