TypeError: unsupported operand type(s) for %: 'NoneType' and 'tuple'
# -*- conding: utf-8 -*-
import time
#타이머 시작
SECOND = 1
MINUTE = 60
HOUR = MINUTE * 60
HOUR24 = 24 * HOUR
count_t = time.time()
#//코드 구현
time.sleep(1)
pass_time = int(time.time() - count_t)
m, s = divmod(pass_time, 60)
h, m = divmod(m, 60)
#print("%d:%02d:%02d") % (h, m, s)
print("%d:%02d:%02d" % (h, m, s))