File: tagpix/examples/ls.py

#!/usr/bin/env python3
"""
============================================================================
Simple custom recursive ls: shows structure and links, skips Unix hiddens.
Run as "ls.py <folder>" where <folder> is the root of the tree to list:
 /somedir$ /Code/ls.py test1
 ...test1
 ......dirlink => dir
 ......file
 ......filelink => file
 ......nestedfilelink => dir/nestedfile
 ......test1/dir
 .........nestedfile
============================================================================
"""
from __future__ import print_function # Py 3.X or 2.X
import os, sys
unixhiddens = ('.', '._')
level = 0
for (here, subs, files) in os.walk(sys.argv[1]):
 indent = len(here.split(os.sep))
 print('.' * (indent*3), here, sep='')
 for s in subs:
 if s.startswith(unixhiddens):
 continue
 sp = os.path.join(here, s)
 if os.path.islink(sp):
 print('.' * ((indent+1)*3), s, ' => ', os.readlink(sp), sep='')
 for f in files:
 if f.startswith(unixhiddens):
 continue
 fp = os.path.join(here, f)
 if os.path.islink(fp):
 print('.' * ((indent+1)*3), f, ' => ', os.readlink(fp), sep='')
 else:
 print('.' * ((indent+1)*3), f, sep='')