feat(u/p/bktemp-parseArgs):Add example parseArgs python3 script

[BK-2020-03.git] / unitproc / python / bktemp-parseArgs

#!/usr/bin/env python3
# Usage: python3 ./bktemp-parseArgs -vv 3

import argparse, logging;

# Setup argument parser (see https://docs.python.org/3.7/library/argparse.html )
parser = argparse.ArgumentParser(
    description='Perform some work.',
    epilog="Author: Steven Baltakatei Sandoval. License: GPLv3+");
parser = argparse.ArgumentParser(
    description='(example description) Delay activity for a random number of seconds. Delays sampled from an inverse gaussian distribution.',
    epilog="(example epilog) Author: Steven Baltakatei Sandoval. License: GPLv3+");
parser.add_argument('-v','--verbose',
                    action='count',
                    dest='verbosity',
                    default=0,
                    help='(example help) Verbose output. (repeat for increased verbosity)');
parser.add_argument('mean',
                    action='store',
                    metavar='SECONDS',
                    nargs=1,
                    default=1,
                    type=float,
                    help='(example help) Mean seconds of delay. Is the mean of the inverse gaussian distribution.');
args = parser.parse_args();

# Define functions
def setup_logging(verbosity):
    # Depends: module: argparse
    # Ref/Attrib: Haas, Florian; Configure logging with argparse; https://xahteiwi.eu/resources/hints-and-kinks/python-cli-logging-options/
    base_loglevel = 30;
    verbosity = min(verbosity, 2);
    loglevel = base_loglevel - (verbosity * 10);
    logging.basicConfig(level=loglevel,
                        format='%(message)s');

## Start up logger
setup_logging(args.verbosity);
logging.debug('DEBUG:Debug logging output enabled.');
logging.debug('DEBUG:args.verbosity:' + str(args.verbosity));
logging.debug('DEBUG:args:' + str(args));