Best Practices

Python

Type Hints That Actually Help: A Practical Deep Dive into Python's typing

Learn how to use Python's type hints for real: modern union and generic syntax, TypedDict, Protocol, overloads, type aliases, and the pitfalls that trip people up — with runnable examples.

Python

Mastering Context Managers in Python: From the `with` Statement to `contextlib`

Learn how Python's `with` statement really works and how to build your own context managers three ways — the `__enter__`/`__exit__` protocol, the `@contextmanager` decorator, and standard-library tools like `suppress`, `redirect_stdout`, and `ExitStack`.