Turn off Switch Pro Controller Home LED

turn-off-home-led.py

#!/usr/bin/env python3
# /// script
# requires-python = ">=3.11"
# dependencies = [
#   "pysdl2",
#   "pysdl2-dll",
# ]
# ///
"""
Old versions of SDL2 used to turn on the Switch Pro Controller home LED, which is often
undersirable, this script will turn it off.
"""
import sdl2

sdl2.SDL_SetHint(
    sdl2.SDL_HINT_JOYSTICK_HIDAPI_SWITCH_HOME_LED, str(0).encode())
sdl2.SDL_Init(sdl2.SDL_INIT_GAMECONTROLLER)
controller = sdl2.SDL_GameControllerOpen(0)