gui programming with tkinter label grid(row= column= label grid(row= column= label grid(row= column= columnspan= label grid(row= column= label grid(row= column= label label label label label spacing to add extra space between widgetsthere are optional arguments padx and pady important note any time you create widgetto place it on the screen you need to use grid (or one of its cousinslike packwhich we will talk about laterotherwise it will not be visible entry boxes entry boxes are way for your gui to get text input the following example creates simple entry box and places it on the screen entry entry(entry grid(row= column= most of the same options that work with labels work with entry boxes (and most of the other widgets we will talk aboutthe width option is particularly helpful because the entry box will often be wider than you need getting text to get the text from an entry boxuse its get method this will return string if you need numerical datause eval (or int or floaton the string here is simple example that gets text from an entry box named entry string_value entry get(num_value eval(entry get()deleting text to clear an entry boxuse the followingentry delete( ,endinserting text to insert text into an entry boxuse the followingentry insert( 'hello ' buttons the following example creates simple button