/usr/bin/viewer is in python3-pil 3.1.2-0ubuntu1.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | #! /usr/bin/python3
#
# The Python Imaging Library
# $Id$
#
from __future__ import print_function
try:
    from tkinter import Tk, Label
except ImportError:
    from Tkinter import Tk, Label
from PIL import Image, ImageTk
#
# an image viewer
class UI(Label):
    def __init__(self, master, im):
        if im.mode == "1":
            # bitmap image
            self.image = ImageTk.BitmapImage(im, foreground="white")
            Label.__init__(self, master, image=self.image, bg="black", bd=0)
        else:
            # photo image
            self.image = ImageTk.PhotoImage(im)
            Label.__init__(self, master, image=self.image, bd=0)
#
# script interface
if __name__ == "__main__":
    import sys
    if not sys.argv[1:]:
        print("Syntax: python viewer.py imagefile")
        sys.exit(1)
    filename = sys.argv[1]
    root = Tk()
    root.title(filename)
    im = Image.open(filename)
    UI(root, im).pack()
    root.mainloop()
 |