/usr> ll
total 100
drwxr-xr-x 13 root root  4096 Dec  5 10:10 ./
drwxrwxr-x 22 root root  4096 Mar  7  2008 ../
    .
    .
lrwxrwxrwx  1 root root    26 Dec  5 10:10 tibco -> /opt/agilent/tibco/default/
lrwxrwxrwx  1 root root    10 Nov 17 13:46 tmp -> ../var/tmp/
drwxr-xr-x  5 root root  4096 Nov 17 13:46 x86_64-suse-linux/
/usr> python
Python 2.5.2 (r252:60911, Sep  1 2008, 14:05:45)
[GCC 4.1.2 20070115 (prerelease) (SUSE Linux)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> import os
>>> from stat import *
>>> mode = os.stat('/usr/tmp')[ST_MODE]
>>> print mode
17407
>>> S_ISDIR(mode)
True
>>> S_ISLNK(mode)
False
>>> os.path.islink('/usr/tmp')
True
>>> mode = os.stat('/usr/tibco')[ST_MODE]
>>> print mode
16877
>>> S_ISDIR(mode)
True
>>> S_ISLNK(mode)
False
>>> os.path.islink('/usr/tibco')
True
>>>