Created
April 10, 2020 07:17
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from concurrent.futures import ThreadPoolExecutor | |
import time | |
def wait_function(x, y): | |
print('Task(', x,'multiply', y, ') started') | |
time.sleep(2) | |
print('Task(', x,'multiply', y, ') completed') | |
return x * y | |
def callback_function(future): | |
print('Callback with the following result', future.result()) | |
with ThreadPoolExecutor(max_workers=1) as executor: #change max_workers to 2 and see the results | |
future = executor.submit(wait_function, 3, 4) | |
future.add_done_callback(callback_function) | |
future2 = executor.submit(wait_function, 8, 8) | |
while True: | |
if(future.running()): | |
print("Task 1 running") | |
if(future2.running()): | |
print("Task 2 running") | |
if(future.done() and future2.done()): | |
print(future.result(), future2.result()) | |
break |
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