class_docstr: Color palette for palette mapped images
  
  :param mode: The mode to use for the palette. See:
      :ref:`concept-modes`. Defaults to "RGB"
  :param palette: An optional palette. If given, it must be a bytearray,
      an array or a list of ints between 0-255. The list must consist of
      all channels for one color followed by the next color (e.g. RGBRGBRGB).
      Defaults to an empty palette.
code: def colors(self, colors):
      self._colors = colors
  
imports: from __future__ import annotations
  import array
  from .None import GimpGradientFile, GimpPaletteFile, ImageColor, PaletteFile
label_desc: Use image node_id 5 for calling the ImagePalette obj's underlying member method code with example usage: obj.colors(colors) without return types