def sdt(dt, fmt='%Y-%m-%d'):
d = make_date(dt, fmt)
wd = d.weekday()
# if wd == 6:
# return 1
# else:
# return wd
return (1 if wd == 6 else wd) * -1
def edt(dt, fmt='%Y-%m-%d'):
d = make_date(dt, fmt)
nextMonth = d + relativedelta(months=1)
return (nextMonth - timedelta(1)).day + 1
def month(dt, fmt='%Y-%m-%d'):
d = make_date(dt, fmt)
return d.month