function run python in 'raw' format
= NAME = run_python = SYNOPSIS = run_python <arguments> = DESCRIPTION = This is a helper function to execute a python program using the python interpreter. If ORIG_PATH is set, then python is invoked, with the specified arguments, with PATH=$ORIG_PATH. Otherwise, python is invoked with the current PATH. = EXAMPLES = Here are some sample invocations: {{{#!YellowBox run_python $PYTHON_ARGS $FUEGO_CORE/engine/scripts/parser/dataload.py $JOB_NAME $DATA_FILE $REF_FILE }}} = ENVIRONMENT and ARGUMENTS = This functions uses the following environment variables: * ORIG_PATH - if non-zero, is used to set PATH before python is invoked All positional arguments are passed unmodified to the python interpreter command line. = RETURN = Returns the result of the python program invocation. = SOURCE = Located in ''scripts/common.sh'' = SEE ALSO =