Tkinter is the default GUI toolkit for Python. It lets you build windows, buttons, labels, textboxes, and other UI elements fast and easy.
This demo shows how to create a basic window with a clickable button.
tk.Tk() creates the main application window.Button, Label, Entry are common widgets.pack(), grid(), and place() arrange widgets on screen.command binds a function to button clicks.mainloop() starts the event loop to keep the window open.Adding a label and text input to greet the user by name.
pack() for quick layouts, but for complex apps, learn grid() for better control.