1. Types & annotations

x: int = 42
items: list[int] = [1, 2, 3]

2. match / case

match status:
    case 200:
        print("ok")
    case _:
        print("other")

3. Comprehensions

squares = [n * n for n in range(10) if n % 2 == 0]

4. Exceptions

try:
    1 / 0
except ZeroDivisionError as e:
    print(e)
finally:
    print("cleanup")