Python等待x秒钟等待键，如果未按下则继续执行

import sys
from select import select

print \"Press any key to configure or wait 5 seconds...\"
timeout = 5
rlist, wlist, xlist = select([sys.stdin], [], [], timeout)

if rlist:
    print \"Config selected...\"
else:
    print \"Timed out...\"

import sys, time, msvcrt

timeout = 5
startTime = time.time()
inp = None

print \"Press any key to configure or wait 5 seconds... \"
while True:
    if msvcrt.kbhit():
        inp = msvcrt.getch()
        break
    elif time.time() - startTime > timeout:
        break

if inp:
    print \"Config selected...\"
else:
    print \"Timed out...\"

t = threading.Thread(target=sys.stdin.read(1) args=(1,))
t.start()
time.sleep(5)
t.join()