Mypy allows code linters and checkers to better guarantee the quality of Python code, while also preserving the dynamism. That said, van Rossum isn’t opposed to the idea of implementations of ...

With mypy, add type hints (PEP 484) to your Python programs, and mypy will warn you when you use those types incorrectly. Python is a dynamic language, so usually you'll only see errors in your code ...

Mypy is an optional static type checker for Python. You can add type hints (PEP 484) to your Python programs, and use mypy to type check them statically. Find bugs in your programs without even ...

From Python's perspective, this is totally fine; it'll get 14 back from the first call and None back from the second. But from Mypy's perspective, there is a problem: this indicated that the function ...

Mypy’s approach to static typing in Python has already influenced the language. Type-hinting syntax was officially enshrined as an extension to Python 3.5, although it’s also possible to use ...

On my system, in a terminal window, I ran: $ pip3 install -U mypy The pip3 reflects that I'm using Python 3, rather than Python 2. And the -U option indicates that I'd like to upgrade my installation ...