Control the Levoit Air Purifier with Python script

purifier.py

#!/usr/bin/env python3
import os, sys
from pyvesync import VeSync # https://github.com/webdjoe/pyvesync#

manager = VeSync(os.environ['LEVOIT_ACCOUNT'], os.environ['LEVOIT_PASSWORD'], os.environ['LEVOIT_TIMEZONE'])
manager.login()

# Get/Update Devices from server - populate device lists
manager.update()

if len(sys.argv) == 1:
  for fan in manager.fans:
    fan.display()
  exit(0)

cmd = sys.argv[1]
fan = manager.fans[0]
if cmd == 'up':
  if fan.mode != 'manual':
    fan.manual_mode()
  fan.change_fan_speed(fan.speed+1)
elif cmd == 'down':
  if fan.mode != 'manual':
    fan.manual_mode()
  fan.change_fan_speed(fan.speed-1)
elif cmd == 'off':
  fan.turn_off()
elif cmd == 'on':
  fan.turn_on()
elif cmd == 'manual':
  fan.manual_mode()
elif cmd == 'sleep':
  fan.sleep_mode()
elif cmd in ['1', '2', '3']:
  fan.change_fan_speed(int(cmd))
else:
  print('Unexpected command!')
  exit(1)

Create a .env.levoit file containing:

export LEVOIT_ACCOUNT=<your email>
export LEVOIT_PASSWORD=<your password>
export LEVOIT_TIMEZONE=Europe/Zurich