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asyncio.callback
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| import asyncio | |
| def q(val, fut): | |
| print(val) | |
| fut.set_result(val) | |
| def cb(fut): | |
| r = fut.result() | |
| print(r, "world") | |
| fut._loop.stop() | |
| loop = asyncio.get_event_loop() | |
| fut = loop.create_future() | |
| fut.add_done_callback(cb) | |
| loop.call_soon(q, "hello", fut) | |
| loop.run_forever() |
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