import random
import time

def myCoroutine(id):
    process_time = random.randint(1,5)
    time.sleep(process_time)
    print("Coroutine {}, has finished after {} seconds.".format(id, process_time))

def main():
    start = time.time()
    tasks = []
    for i in range(10):
        tasks.append(myCoroutine(i))
    end = time.time()
    print("This task took " + str(end - start) + " seconds to complete.")

main()