Python-100-Days/Day61-65/code/coroutine01.py

28 lines
433 B
Python

from time import sleep
def countdown_gen(n, consumer):
consumer.send(None)
while n > 0:
consumer.send(n)
n -= 1
consumer.send(None)
def countdown_con():
while True:
n = yield
if n:
print(f'Countdown {n}')
sleep(1)
else:
print('Countdown Over!')
def main():
countdown_gen(5, countdown_con())
if __name__ == '__main__':
main()