When the user enters data, we want to do something with it in our code. This recipe shows how to capture data in a variable. In the previous recipe, we created several tkinter class variables. They were standalone. Now, we are connecting them to our GUI, using the data we get from the GUI, and storing them in Python variables.
How to get data from a widget
Getting ready
We will continue using the Python GUI we were building in Chapter 3, Look and Feel Customization. We'll reuse and enhance the code from GUI_progressbar.py from that chapter.
How to do it...
We will...
