tests/readlink.py

py3: rename test-check-py3-commands.t to test-py3-commands.t

test-check-*.t is a set of tests which tests certain coding style checks. So
this test was wrongly named, thanks to marmoute for pointing this out.

#!/usr/bin/env python

from __future__ import absolute_import, print_function

import errno
import os
import sys

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

sys.exit(0)