The pattern-matching syntax introduced in Python 3.10 allows for powerful new programming techniques for decision-making in apps. ... One is to write an if/elif/else chain of expressions.

if-elif-else Statement . ... Python already gives you built-in functions like print() and input(), but you can also write your own. To create a function, use the def keyword: ...

As the name implies, pure Python mode uses native Python syntax to express Cython’s behaviors and constructs, making it much easier for Python programmers to get started with Cython.