Many Pythonistas are familiar with using decorators, but far fewer understand what’s happening under the hood and can write their own. It takes a little effort to learn their subtleties but, once ...

Teach validation and verification through a structured sequence of ten Python activities. Students begin with simple presence, range and length checks before progressing to type checks, format checks, ...

The movement of a robot arm occurs after a signal is sent out by the controller. But there is another world beyond the ...

Python is best thought of as a dynamic but strongly typed language. Types aren’t associated with the names of things, but with the things themselves. This makes Python flexible and convenient for ...