def getyesterdaty():
    today_date = datetime.date.today()
    yesterday_date = (today_date - datetime.timedelta(days=1))
    return yesterday_date.strftime('%Y/%m/%d')
def getyesterdaty():
    today_date = datetime.date.today()
    yesterday_date = (today_date - datetime.timedelta(days=1))
    return yesterday_date.strftime('%Y/%m/%d')