tests/readlink.py

commands: more informative description of "!" files in status

This makes the description more similar to the one used by Subversion.
Suggestion by Dennis Brakhane.

#!/usr/bin/env python

import errno, os, sys

for f in sys.argv[1:]:
    try:
        print f, '->', os.readlink(f)
    except OSError, err:
        if err.errno != errno.EINVAL: raise
        print f, 'not a symlink'

sys.exit(0)