is there a way to determine a relative path to the script?

[TechieInsights]

Note:
The os.path.relpath is new in 2.6.  If you are using an older version
you will have to write your own algorithm


TechieInsights wrote:
> import os
> os.path.relpath('/path/to/your/file', os.path.dirname(__file__))
>
> tekion wrote:
> > Hello,
> > I have a script in /usr/local/app/mypython.py and a configuration file
> > relative to /usr/local/app/conf.  When I call the script with an
> > absolute path of /usr/local/app/mypthon.py  I recieved an error
> > similar to the below error:
> >
> > Traceback (most recent call last):
> >   File "script/art/auditlog.py", line 28, in ?
> >     database =  Config.get("DB", "user")
> >   File "/System/Library/Frameworks/Python.framework/Versions/2.3/lib/
> > python2.3/ConfigParser.py", line 505, in get
> >     raise NoSectionError(section)
> > ConfigParser.NoSectionError: No section: 'DB'
> >
> > I know why, the configuration which I reference in the script is
> > relative to "/usr/local/app", when I call the script via an absolute
> > path, then the relative the configuration file is base on where ever I
> > call the script from. One way to fix this is to add a path manually
> > into the variable. But I would like to avoid this hard-coding
> > parameter into my script. Is there a way to determined the relative
> > location of the script programatically? FYI, in the end this scrip
> > would run from CRON.