/usr/lib/python3/dist-packages/PIL/PaletteFile.py is in python3-pil 4.0.0-4.
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# 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(object):
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
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