import sched, time

s = sched.scheduler(time.time, time.sleep)

def print_time(a='default'):
  print("From print time", time.time(), a)

def print_some_times_bug():
    print(time.time())
    s.enter(10, 1, print_time)
    s.enter(5, 2, print_time, argument=('positional', ))
    s.enter(5, 1, print_time, kwargs={'a': 'keyword'})
    s.run()
    print(time.time())

def print_some_times_expected():
    print(time.time())
    t = time.time()
    s.enterabs(t + 10, 1, print_time)
    s.enterabs(t + 5, 2, print_time, argument=('positional', ))
    s.enterabs(t + 5, 1, print_time, kwargs={'a': 'keyword'})
    s.run()
    print(time.time())


# bug. 'keyword' must appear before 'positional' (due to priority). But appears after
print('-----Unexpected Output-----')
print_some_times_bug()

# expected output order
print('-----Expected Output-----')
print_some_times_expected()