from servo import Servo
from time import sleep
motor=Servo(pin=22)
while True:
    motor.move(0)
    sleep(1)
    motor.move(45)
    sleep(1)
    motor.move(90)
    sleep(1)
    motor.move(180)
    sleep(1)
    motor.move(90)
    sleep(1)
    motor.move(0)
    sleep(1)