What are the benefits of using typing modules in Python?

What are the benefits of using typing modules in Python?

Typing modules in Python help improve code readability, enable better error checking, and enhance IDE support.

Can you give me an example of how to use typing in a function?

Sure! Here's a simple example:

from typing import List

def greet_all(names: List[str]) -> None:
    for name in names:
        print(f'Hello, {name}!')

How do typing modules affect performance?

Typing modules don't directly affect runtime performance, but they can help catch errors early, leading to more efficient debugging.

Are there any downsides to using typing modules?

One downside is that it can add extra complexity to your code, especially for beginners who may find type annotations confusing.