While Python has lacked a native syntax for pattern matching, it has been possible to emulate it with if/elif/else chains or a dictionary lookup. PEP 622 proposes a method for matching an ...

As the name implies, pure Python mode uses native Python syntax to express Cython’s behaviors ... if val == 0: return 0 elif val == 1 or val == 2: return 1 else: return self.

You can start writing Python code on that. But for more features and flexibility, it's better to go with a good code editor or an IDE. For this tutorial, I'll be using Visual Studio Code.