Python Asyncio
Python Asyncio is a library in Python's standard library that provides infrastructure for writing single-threaded concurrent code using coroutines, multiplexing I/O access over sockets and other resources, running network clients and servers, and other related primitives. It enables asynchronous programming by allowing tasks to run concurrently without blocking the main thread, using an event loop to manage and schedule coroutines. This is particularly useful for I/O-bound and high-level structured network code.
Developers should learn and use Python Asyncio when building applications that require high concurrency and efficient handling of many I/O operations, such as web servers, APIs, chatbots, or data scraping tools, as it can significantly improve performance by avoiding blocking calls. It is especially valuable in scenarios where traditional multi-threading or multi-processing introduces complexity or overhead, and it integrates well with modern async frameworks like FastAPI or aiohttp. However, it is less suitable for CPU-bound tasks where parallelism might be more effective.