libvips/python/example/read_profile.py

#!/usr/bin/python

import sys

#import logging
#logging.basicConfig(level = logging.DEBUG)

import gi
gi.require_version('Vips', '8.0')
from gi.repository import Vips

#Vips.cache_set_trace(True)

a = Vips.Image.new_from_file(sys.argv[1])

profile = a.get_value("icc-profile-data")

with open('x.icm', 'w') as f:
    f.write(profile)