How do I use MyPy for type checking in Python?

How do I use MyPy for type checking in Python?

You can use MyPy by installing it via pip and then running it on your Python files to check for type errors.

What are the benefits of using type checking with MyPy?

Type checking with MyPy helps catch errors early, improves code readability, and enhances IDE support.

Can you show me a simple example of using MyPy?

Sure! Here's a simple example:

def add(a: int, b: int) -> int:
    return a + b

You can run MyPy on this file to check for type consistency.

What if I have existing code without type hints?

You can gradually add type hints to your existing code and use MyPy to check it incrementally.