Python 3 introduced the idea of "type annotations," and as of Python 3.6, you can annotate variables, not just function parameters and return values. The idea is that you can put a colon (:) and then ...

The most-wanted features by Python developers are static typing and strict type hinting, closely followed by performance improvements, Python Software Foundation survey results reveal.

Mypy, a code-linting project created to allow static type checking in Python, has been improved to benefit larger, more complex projects and speed up parsing. One of Python‘s big attractions is ...