text: #
  # Python Imaging Library
  # $Id$
  #
  # stuff to read simple, teragon-style palette files
  #
  # History:
  #       97-08-23 fl     Created
  #
  # Copyright (c) Secret Labs AB 1997.
  # Copyright (c) Fredrik Lundh 1997.
  #
  # See the README file for information on usage and redistribution.
  #
  
  from PIL._binary import o8
  
  ##
  # File handler for Teragon-style palette files.
  
  class PaletteFile:
  
      rawmode = "RGB"
  
      def __init__(self, fp):
  
          self.palette = [(i, i, i) for i in range(256)]
  
          while True:
  
              s = fp.readline()
  
              if not s:
                  break
              if s[0:1] == b"#":
                  continue
              if len(s) > 100:
                  raise SyntaxError("bad palette file")
  
              v = [int(x) for x in s.split()]
              try:
                  [i, r, g, b] = v
              except ValueError:
                  [i, r] = v
                  g = b = r
  
              if 0 <= i <= 255:
                  self.palette[i] = o8(r) + o8(g) + o8(b)
  
          self.palette = b"".join(self.palette)
  
  
      def getpalette(self):
  
          return self.palette, self.rawmode
  