#!/usr/bin/env python3

# like ls -l, but do not print date, user, or non-common mode bit, to avoid

# using globs in tests.

import os

import stat

import sys

def modestr(st):

    mode = st.st_mode

    result = ''

    if mode & stat.S_IFDIR:

        result += 'd'

    else:

        result += '-'

    for owner in ['USR', 'GRP', 'OTH']:

        for action in ['R', 'W', 'X']:

            if mode & getattr(stat, 'S_I%s%s' % (action, owner)):

                result += action.lower()

            else:

                result += '-'

    return result

def sizestr(st):

    if st.st_mode & stat.S_IFREG:

        return '%7d' % st.st_size

    else:

        # do not show size for non regular files

        return ' ' * 7

os.chdir((sys.argv[1:] + ['.'])[0])

for name in sorted(os.listdir('.')):

    st = os.stat(name)

    print('%s %s %s' % (modestr(st), sizestr(st), name))