40 lines
1.0 KiB
Python
40 lines
1.0 KiB
Python
|
#!/usr/bin/env python3
|
||
|
|
from time import sleep
|
||
|
|
from random import randint
|
||
|
|
from concurrent.futures import ThreadPoolExecutor, wait, Future
|
||
|
|
|
||
|
|
results: list[int] = []
|
||
|
|
|
||
|
|
def add_one(number: int) -> int:
|
||
|
|
print(number)
|
||
|
|
sleep(randint(0,2))
|
||
|
|
return number + 1
|
||
|
|
|
||
|
|
|
||
|
|
def main() -> None:
|
||
|
|
executor = ThreadPoolExecutor(32)
|
||
|
|
futures: list[Future] = [executor.submit(add_one, number) for number in range(10)]
|
||
|
|
wait(futures)
|
||
|
|
print("Done waiting!")
|
||
|
|
for future in futures:
|
||
|
|
print(future.result())
|
||
|
|
print("All done!")
|
||
|
|
|
||
|
|
futures: list[Future] = [executor.submit(add_one, number) for number in range(10)]
|
||
|
|
executor.shutdown()
|
||
|
|
print("Done waiting!")
|
||
|
|
for future in futures:
|
||
|
|
print(future.result())
|
||
|
|
print("All done!")
|
||
|
|
|
||
|
|
with ThreadPoolExecutor() as executor:
|
||
|
|
futures: list[Future] = [executor.submit(add_one, number) for number in range(10)]
|
||
|
|
print("Done waiting!")
|
||
|
|
for future in futures:
|
||
|
|
print(future.result())
|
||
|
|
print("All done!")
|
||
|
|
|
||
|
|
|
||
|
|
if __name__ == "__main__":
|
||
|
|
main()
|