get directory name of file being executed

[Tim Evans]

davidw at dedasys.com (David N. Welton) writes:

> In Tcl, you do this with 'info script'.
> 
> I'm doing this:
> 
> /usr/bin/python2 /some/script/in/a/dir/foo.py
> 
> I want to get "/some/script/in/a/dir/", not the cwd of where I
> launched the script from.
> 
> Is that possible?
> 
> Thankyou,

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import sys, os.path

dir = os.path.abspath(os.path.dirname(sys.argv[0]))
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The use of os.path.abspath is to ensure that

  cd /some/script/in/a/dir ; python2.2 foo.py

will give the same result.

-- 
Tim Evans