Finds the source of SymLinks

FindSymLinks.py

# Find Source of SymLinks
"""
Usage:
In this case I am using - /user/bin however you may use any directory that is a /bin
If a symlink exists it will print the source in the following fowmat:
jack@jack-desktop:~/char-rnn$ python fs.py
('Ardour5', '->', '/opt/Ardour-5.5.0/bin/ardour5')
('LightTable', '->', '/home/jack/Desktop/desktop/pycode/lighttable-0.8.1-linux/LightTable')
('MODULES', '->', '/home/jack/Desktop/MODULES')
('WHATZUP', '->', '/home/jack/Desktop/WHATZUP')
('animate', '->', 'magick')
('bazel', '->', '/usr/local/lib/bazel/bin/bazel')
('bower', '->', '../lib/node_modules/bower/bin/bower')
('browserify', '->', '../lib/node_modules/browserify/bin/cmd.js')
('chromeos-apk', '->', '../lib/node_modules/chromeos-apk/chromeos-apk')
('compare', '->', 'magick')
python FindSymLinks.py /user/bin 
"""
import sys, os
LST = []
def ListSyms(dirname):
    for name in os.listdir(dirname):
        if name not in (os.curdir, os.pardir):
            SOURCE = os.path.join(dirname, name)
            if os.path.islink(SOURCE):
                LIST = name, '->', os.readlink(SOURCE)
                LST.append(LIST)

# The DIR is defined here. 
# commenting out - DIR = sys.argv[1]
# and it will use - DIR = '/usr/local/bin/'
DIR = '/usr/local/bin/'
DIR = sys.argv[1]
ListSyms(DIR)
for symlink in sorted(LST):
    print symlink
ListSyms(DIR)
for symlink in sorted(LST):
    print symlink