Once you know how to add and use a Python module, you will greatly extend the capabilities of the language. A Python module is an external class or set of functions that exist outside the main file of ...

Python -O won’t magically make every script faster, but in the right workloads it’s a free win—here’s how to test it safely.

Writing GUI programs involves two basic steps. First, you need to write the code to create the interface, with elements, such as menus, and widgets, such as buttons, labels and entry fields. You then ...