old_contents: from .. util import log
  
  
  class RETURN_CODES:
      SUCCESS = 255  # All is well
      REBOOT = 42  # Device reboot needed after configuration
      ERROR = 0  # Generic error
      ERROR_SIZE = 1  # Data receieved does not match given command length
      ERROR_UNSUPPORTED = 2  # Unsupported command
      ERROR_PIXEL_COUNT = 3  # Too many pixels for device
      ERROR_BAD_CMD = 4  # Unknown Command
  
  
  RETURN_CODE_ERRORS = {
      RETURN_CODES.SUCCESS: 'Success!',
      RETURN_CODES.REBOOT: 'Device reboot needed after configuration.',
      RETURN_CODES.ERROR: 'Generic error',
      RETURN_CODES.ERROR_SIZE: 'Data packet size incorrect.',
      RETURN_CODES.ERROR_UNSUPPORTED: 'Unsupported configuration attempted.',
      RETURN_CODES.ERROR_PIXEL_COUNT: 'Wrong number of pixels for device.',
      RETURN_CODES.ERROR_BAD_CMD:
          'Unsupported protocol command. Check your device version.',
  }
  
  
  class BiblioSerialError(Exception):
      pass
  
  
  def print_error(error):
      msg = RETURN_CODE_ERRORS.get(error, 'Unknown error occured.')
      log.error('%s: %s', error, msg)
  
  
  def raise_error(error):
      raise BiblioSerialError(print_error(error))
  
new_contents: from .. util import log
  
  
  class RETURN_CODES:
      SUCCESS = 255  # All is well
      REBOOT = 42  # Device reboot needed after configuration
      ERROR = 0  # Generic error
      ERROR_SIZE = 1  # Data received does not match given command length
      ERROR_UNSUPPORTED = 2  # Unsupported command
      ERROR_PIXEL_COUNT = 3  # Too many pixels for device
      ERROR_BAD_CMD = 4  # Unknown Command
  
  
  RETURN_CODE_ERRORS = {
      RETURN_CODES.SUCCESS: 'Success!',
      RETURN_CODES.REBOOT: 'Device reboot needed after configuration.',
      RETURN_CODES.ERROR: 'Generic error',
      RETURN_CODES.ERROR_SIZE: 'Data packet size incorrect.',
      RETURN_CODES.ERROR_UNSUPPORTED: 'Unsupported configuration attempted.',
      RETURN_CODES.ERROR_PIXEL_COUNT: 'Wrong number of pixels for device.',
      RETURN_CODES.ERROR_BAD_CMD:
          'Unsupported protocol command. Check your device version.',
  }
  
  
  class BiblioSerialError(Exception):
      pass
  
  
  def print_error(error):
      msg = RETURN_CODE_ERRORS.get(error, 'Unknown error occured.')
      log.error('%s: %s', error, msg)
  
  
  def raise_error(error):
      raise BiblioSerialError(print_error(error))
  
subject: Fix spelling error in drivers/return_codes.py