python sb 问题

PROGRAM_MAX_LENGTH = 60*60*3 #3 hours
skiptimes = 0
TOTALTIMES = 0

def xxx():

　　print TOTALTIMES       #fine    consider it as constant

　　#TOTALTIMES += 1       #NOT OK   

       global TOTALTIMES

　　TOTALTIMES += 1   #OK

python sb 问题,布布扣,bubuko.com