fsl_abspath

#!/usr/bin/env python
#   fsl_abspath - return true file path
#   Matthew Webster FMRIB Image Analysis Group
#   Copyright (C) 2009 University of Oxford 
#   SHBASECOPYRIGHT
from __future__ import print_function
import sys
import os

print (os.path.realpath(sys.argv[1]))
sys.exit(0)