Learn how to implement the Singleton design pattern in asynchronous Python using async/await for managing shared resources like database connections and API clients. The guide covers the importance of moving 'await' logic out of '__init__', using 'asyncio.Lock' for thread safety, and showcases usage in real-life backend scenarios such as FastAPI applications.
Table of contents
The Basics: What is a Singleton?Enter Asynchronous PythonAsync Singleton PatternUsing Async Singleton in FastAPICommon PitfallsA Few TipsWrapping UpSort: