Servo-Test-Script.py

import RPi.GPIO as IO
import time
pinOut = 4
IO.setwarnings(False)
IO.setmode (IO.BCM)
IO.setup(pinOut,IO.OUT)
p = IO.PWM(pinOut,50)

def openFeeder():
    print('open feeder')
    p.start(2.5)
    p.ChangeDutyCycle(7.5)
    time.sleep(0.75)
    p.ChangeDutyCycle(2.5)
    time.sleep(0.5)
    openFeeder()