add Adafruit-PureIO requirement
Adafruit-PlatformDetect
+Adafruit-PureIO
RPi.GPIO; platform_machine=='armv7l' or platform_machine=='armv6l'
rpi_ws281x>=4.0.0; platform_machine=='armv7l' or platform_machine=='armv6l'
spidev
py_modules=['bitbangio', 'board', 'busio', 'digitalio', 'micropython', 'neopixel_write'],
install_requires=[
"Adafruit-PlatformDetect",
+ "Adafruit-PureIO",
"RPi.GPIO; platform_machine=='armv7l' or platform_machine=='armv6l'",
"rpi_ws281x>=4.0.0; platform_machine=='armv7l' or platform_machine=='armv6l'",
"spidev"