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| PDF Title : | Fluent Python |
|---|---|
| Total Page : | 766 Pages |
| Author: | Luciano Ramalho |
| PDF Size : | 5.2 MB |
| Language : | English |
| Rights : | oreilly.com |
| PDF Link : | Available |
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Fluent Python : clear concise and effective programming – Book
Note that most functionality of the old _many function is now in a coroutine, er_coro. This was necessary because we must use yield from to retrieve the results of the futures yielded by asyncio.as_completed, therefore as_completed must be invoked in a coroutine.
However, I couldn’t simply turn _many into a coroutine, because I must it to the main function from flags2_common in the last line of the script, and that main function is not expecting a coroutine, just a plain function. Therefore I created down loader_coro to run the as_completed loop, and now _many simply sets up the event loop and schedules er_coro by ing it to loop.run_until_com plete.