Dash buttons controlling hue bulbs

go.py

import datetime
import sys

from scapy.all import *
import requests

last_probe = {}

button_names = {
  'mac_address': 'human readable name'
}

button_lights = {
  'mac_address': 1, # 1 or other light number
}

button_hues = {
  'mac_address': # hue integer
}

button_sats = {
  'mac_address': # saturation integer
}

button_bris = {
  'mac_address': # brightness integer
}

def got_probe(mac):
  hue = None
  sat = 254
  bri = 254
  
  if mac in button_names:
    name = button_names[mac]
  else:
    name = mac

  if mac in button_hues:
    hue = button_hues[mac]

  if mac in button_sats:
    sat = button_sats[mac]

  if mac in button_bris:
    bri = button_bris[mac]

  dup = False
  now = datetime.datetime.now()

  if mac in last_probe and now - last_probe[mac] < datetime.timedelta(minutes=1):
    dup = True

  last_probe[mac] = now

  light = 3

  if mac in button_lights:
    light = button_lights[mac]

  if not dup:
    if hue is not None:
      change_light(light, hue, bri, sat)
    elif mac in ['mac_address1', 'mac_address2']:
      turn_off_light(light)

  print(now, name, "dup: %s" % dup)
  sys.stdout.flush()

  requests.post(
    'http://example.com/webhook',
    json={"api_key": "API_KEY", "mac": mac}
  )

def send_light_data(light, data):
  requests.put(
    'http://hue_hub_hostname/api/API_KEY/lights/%s/state' % light,
    json=data
  )

def change_light(light, hue, bri, sat):
  send_light_data(light, {"on": True, "sat": sat, "bri": bri,"hue": hue})

def turn_off_light(light):
  send_light_data(light, {"on": False})

def arp_display(pkt):
  if pkt.haslayer(ARP):
    if pkt[ARP].op == 1: #who-has (request)
      if pkt[ARP].psrc == '0.0.0.0': # ARP Probe
        got_probe(pkt[ARP].hwsrc)

print(sniff(prn=arp_display, filter="arp", store=0, count=0))