parser.py

# command line parser for legacy validation @ FERMILAB

import argparse

def getArgs(
        require_output_path=True,
        require_run_path=True,
        usage="./composeDAGandXML.py <options>"
        ):
    parser = argparse.ArgumentParser(
            description = "GENIE CI Validation @ FERMILAB",
            usage = usage
            )
    parser.add_argument(
            "--build_date", action = "store", dest = "build_date",
            metavar = "[YYYY-MM-DD]",
            help = "if not defined the most recent build will be used"
            )
    parser.add_argument(
            "--resource", action = "store", dest = "resource",
            metavar = "[GRID RESOURCE]", default = "DEDICATED,OPPORTUNISTIC",
            help = "DEDICATED,OPPORTUNISTIC [default] or"
            "DEDICATED,OPPORTUNISTIC,OFFSITE"
            )
    parser.add_argument(
            "--group", action = "store", dest = "group", metavar = "[GROUP]",
            default = "genie", help = "default = genie"
            )
    parser.add_argument(
            "--os", action = "store", dest = "os", metavar = "[SYSTEM]",
            default = "SL6", help = "default = SL6"
            )
    parser.add_argument("--debug", action = "store", dest = "debug",
            metavar = "[false or true]", default = "false",
            help = "default = false"
            )

# comparisons (validation) is now a separate package
    parser.add_argument("--comp_tag", action = "store", dest = "cmptag",
            metavar = "[comparisons tag]", default = "trunk",
            help = "default = trunk"
            )

# tune(s) (optional)
    parser.add_argument("--main_tune", action = "store", dest = "main_tune", 
           metavar = "['main tune']", 
	   help = "main/principal tune; D=Default (G18_02a as of R-3_00_00) (optional)"
	   )
    parser.add_argument("--add_tunes", action = "store", dest = "add_tunes",
           metavar = "['Tune1 Tune2 ...']", 
	   help = "desired tune(s) for benchmark with default/principal one (optional)"
	   )

# regression tests (optional)
    parser.add_argument("--regre", action = "store", dest = "regretags",
           metavar = "['Tag1/Date1 Tag2/Date2 ...']", 
	   help = "tags and dates for regresion tests (optional)"
	   )
    parser.add_argument("--regre_dir", action = "store", dest = "regredir",
           metavar = "[path to regression dir (optional)]", 
	   help = "default = "
	   )

# version of Root to be used in the build
    parser.add_argument("--root_version", action = "store", dest = "root_version",
           metavar = "version of Root (Root5 or Root6)", 
	   help = "version of Root to be used in the build (Root5 or Root6)"
	   )

# define required commands; others would be optional
    required = parser.add_argument_group("required arguments")
    required.add_argument(
            "--genie_tag", action = "store", dest = "tag",
            metavar = "[GENIE VERSION]", required = True
            )
    if require_run_path:
        required.add_argument(
                "--run_path", action = "store", dest = "run",
                metavar = "[PATH TO RUNGENIE]", required = True
                )
    required.add_argument(
            "--builds", action = "store", dest = "builds",
            metavar = "[PATH TO BUILDS]", required = True)
    if require_output_path:
        required.add_argument(
                "--output", action = "store",
                dest = "output", metavar = ["PATH FOR OUTPUT]"],
                required = True
                )

    return parser.parse_args()