Node.js vs Python for Asynchronous Programming

What are the main differences between Node.js and Python when it comes to asynchronous programming?

Node.js uses an event-driven, non-blocking I/O model, making it highly efficient for handling multiple connections. Python, on the other hand, has the async/await syntax introduced in Python 3.5, which allows for asynchronous programming but is generally less performant than Node.js in I/O-bound tasks.

Which one should I choose for a web application that requires real-time features?

If real-time features are a priority, Node.js is often the better choice due to its non-blocking architecture and strong support for WebSockets.

Are there any libraries in Python that can help with asynchronous programming?

Yes, Python has several libraries for asynchronous programming, such as asyncio, aiohttp for HTTP requests, and FastAPI for building APIs.

Can you give me an example of a simple async function in both Node.js and Python?

Sure! In Node.js, you might use async function fetchData() { const response = await fetch(url); }. In Python, it would look like async def fetch_data(): response = await aiohttp.get(url).