python简单的计算过期时间的代码
def time_passed(value):
now = datetime.now()
past = now - value
if past.days:
return u'%s天前' % past.days
mins = past.seconds / 60
if mins < 60:
return u'%s分钟前' % mins
hours = mins / 60
return u'%s小时前' % hours
