https://www.pistack.xyz/tags/starlette/ Recent content in Starlette on Pi Stack Hugo en-us Mon, 10 Aug 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-08-10-python-async-web-frameworks-aiohttp-starlette-sanic/ Mon, 10 Aug 2026 00:00:00 +0000 https://www.pistack.xyz/posts/2026-08-10-python-async-web-frameworks-aiohttp-starlette-sanic/ <h2 id="the-gil-is-not-your-bottleneck-anymore">The GIL Is Not Your Bottleneck Anymore</h2> <p>A typical Flask service spends 90% of its request time waiting on a database, a cache, or an upstream API — and every one of those seconds pins a thread that could have served a hundred other requests. Asyncio changed that: with cooperative concurrency, one event loop multiplexes thousands of in-flight requests across a handful of threads. The hard part is choosing the framework. <strong>aiohttp</strong>, <strong>Starlette</strong>, and <strong>Sanic</strong> are the three serious async-native options in Python, and despite overlapping feature sets, they target fundamentally different users.</p>