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.

That is, how can you enjoy Python as a dynamically typed language, while simultaneously getting some added sense of static-typing stability? One of the most popular answers is a system known as mypy, ...

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 ...

These annotations are optional and aren’t executed, allowing the developer to use a mix of dynamic and static typing, and are designed not to affect the speed at which the code is executed.

The proposal aims at bringing to Python the benefits provided by static typing without changing Python's dynamic typing nature and interpreter behaviour.

When it needed a static code analysis tool for Python, OpenStack found no commercial products. Necessity being the mother of invention, OpenStack developed its own open source tool.