β All terms Β· Async & concurrency
asyncio.wait_for
Cap any awaitable with a timeout: `await asyncio.wait_for(coro, timeout=5)`. Raises `TimeoutError` on expiry and cancels the inner task. Essential for any external call.
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Open lesson sr-22 βRelated β Async & concurrency
async defDeclares a coroutine. Can be awaited; runs cooperatively on an event loop.awaitPauses a coroutine until another coroutine/Future finishes. Only legal inside `aβ¦Event loopScheduler that drives async code β runs ready coroutines, parks blocked ones. `aβ¦GILGlobal Interpreter Lock β CPython's mutex that lets only one thread run Python bβ¦asyncio.gatherRun multiple coroutines concurrently and wait for all of them. The bread-and-butβ¦asyncio.TaskGroupStructured concurrency primitive (Python 3.11+). `async with TaskGroup()` ensureβ¦