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#
# Python Imaging Library
# $Id: PaletteFile.py 2134 2004-10-06 08:55:20Z fredrik $
#
# 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.
#
import string
##
# File handler for Teragon-style palette files.
class PaletteFile:
rawmode = "RGB"
def __init__(self, fp):
self.palette = map(lambda i: (i, i, i), range(256))
while 1:
s = fp.readline()
if not s:
break
if len(s) > 100:
raise SyntaxError, "bad palette file"
v = map(int, string.split(s))
try:
[i, r, g, b] = v
except ValueError:
[i, r] = v
g = b = r
if 0 <= i <= 255:
self.palette[i] = chr(r) + chr(g) + chr(b)
self.palette = string.join(self.palette, "")
def getpalette(self):
return self.palette, self.rawmode
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