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Everything there is to know about Python async/await (without asyncio)
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| class Counter: | |
| def __init__(self, n=3) -> None: | |
| self.n = n | |
| self._cnt = 0 | |
| def __await__(self): | |
| for _ in range(self.n): | |
| r = yield self._cnt | |
| print(f"incrementing by {r}") | |
| self._cnt = r | |
| return self._cnt | |
| async def await_counter(n): | |
| cnt = Counter(n) | |
| for _ in range(3): | |
| r = await cnt | |
| print(f"ok {r}") | |
| return r | |
| def main(): | |
| a = await_counter(5) | |
| send = None | |
| for i in range(12): | |
| print(f"sending... {send}") | |
| try: | |
| r = a.send(send) | |
| send = i 1 | |
| print(f"receiving... {r}") | |
| except StopIteration as done: | |
| print(f"done: {done.value}") | |
| break | |
| if __name__ == "__main__": | |
| main() |
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Thank you, can't believe this kind of stuff isn't the top result on google.