def up():
    chan_list = [10]
    GPIO.setup(chan_list, GPIO.OUT)
    GPIO.output(chan_list, GPIO.HIGH)
from gpio_common import GPIO
from gpio_common import chan_list

GPIO.setup(chan_list, GPIO.OUT)
GPIO.output(chan_list, GPIO.LOW)
from gpio_common import GPIO
from gpio_common import chan_list

GPIO.setup(chan_list, GPIO.OUT)
GPIO.output(chan_list, GPIO.HIGH)
from gpio_common import GPIO

GPIO.cleanup()