octoprint physical spinner poller

spinner.py

#!/usr/bin/env python
from time import sleep

import requests
import pigpio

API_KEY = "put you octoprint api key here"
GPIO = 18

PI = pigpio.pi()
STATE = None


def set_percentage(percent):
    lower_limit = 500 # my servo limits
    upper_limit = 2500 # my servo limits
    pulse = (((upper_limit - lower_limit) / 100) * percent) + lower_limit
    PI.set_servo_pulsewidth(GPIO, pulse)
    return pulse

  
def set_completion(completion):
    print completion
    completion = completion or 0
    lower_limit = 10 # my move limit
    upper_limit = 95 # my move limit
    percent_limited = (((upper_limit - lower_limit) / 100.0) * completion) + lower_limit
    percent_limited = 100 - percent_limited
    set_percentage(percent_limited)
    if 0 <= completion >= 100:
        sleep(0.5)
        PI.set_servo_pulsewidth(GPIO, 0)

        
def get_job():
    r = requests.get("http://octopi.local/api/job", headers={"x-api-key": API_KEY})
    return r.json()


def main():
    try:
        while True:
            job = get_job()
            set_completion(job["progress"]["completion"])
            sleep(30)
    finally:
        print "bye, bye"
        PI.stop()

        
if __name__ == "__main__":
   main()