text: from enum import IntEnum
  from .. ledtype import LEDTYPE
  
  
  class CMDTYPE(IntEnum):
      SETUP_DATA = 1  # config data (LEDTYPE, SPI speed, num LEDs)
      PIXEL_DATA = 2  # raw pixel data will be sent as [R1,G1,B1,R2,G2,B2,...]
  
      # For BRIGHTNESS, data will be single 0-255 brightness value, and
      # length must be 0x00,0x01
      BRIGHTNESS = 3
  
      GETID = 4
      SETID = 5
      GETVER = 6
      SYNC = 7
  
  
  SPIChipsets = [
      LEDTYPE.LPD8806,
      LEDTYPE.WS2801,
      LEDTYPE.SM16716,
      LEDTYPE.APA102,
      LEDTYPE.P9813
  ]
  
  # Chipsets here require extra pixels padded at the end
  # Key must be an LEDTYPE
  # value a lambda function to calc the value based on numLEDs
  BufferChipsets = {
      LEDTYPE.APA102: lambda num: (int(num / 64.0) + 1)
  }
  