Adafruit pwm servos

working.py

from adafruit_servokit import ServoKit
from time import sleep
kit = ServoKit(channels=16)

DOOR = 0 

kit.servo[DOOR].actuation_range = 270
kit.servo[DOOR].set_pulse_width_range(1000,2500)

def open_door(open_angle=120, increment=10, pause_time=0.05): 
   while kit.servo[DOOR].angle < open_angle: 
      kit.servo[DOOR].angle += increment
      sleep(pause_time)

def close_door(close_angle=0, decrement=10, pause_time=0.05):
    while kit.servo[DOOR].angle > close_angle + decrement: 
      kit.servo[DOOR].angle -= decrement
      sleep(pause_time)
    if kit.servo[DOOR].angle < close_angle + decrement and kit.servo[DOOR].angle > close_angle: 
      kit.servo[DOOR].angle = close_angle