The standard Python interpreter uses the GNU Readline library ... functions in Python just by typing them and pressing enter ...

PyXL is a custom-built computer chip (a hardware processor) specifically designed to understand and execute Python code ...

A command line interpreter is any program that allows the entering of commands and then executes those commands ... On Mac OS ...

Imagine you would boot your Linux system, and instead of the shell of your choice, you would be greeted by an interactive Python interpreter ... a terminal to execute Python one-liners.