unitproc/python/bktemp-parseArgs

   1 #!/usr/bin/env python3
   2 # Usage: python3 ./bktemp-parseArgs -vv 3
   3 # Version: 0.0.1
   4 # Note: is example tempalte for setting up use of logging module
   5
   6 import argparse, logging;
   7
   8 # Setup argument parser (see https://docs.python.org/3.7/library/argparse.html )
   9 parser = argparse.ArgumentParser(
  10     description='Perform some work.',
  11     epilog="Author: Steven Baltakatei Sandoval. License: GPLv3+");
  12 parser = argparse.ArgumentParser(
  13     description='(example description) Delay activity for a random number of seconds. Delays sampled from an inverse gaussian distribution.',
  14     epilog="(example epilog) Author: Steven Baltakatei Sandoval. License: GPLv3+");
  15 parser.add_argument('-v','--verbose',
  16                     action='count',
  17                     dest='verbosity',
  18                     default=0,
  19                     help='(example help) Verbose output. (repeat for increased verbosity)');
  20 parser.add_argument('mean',
  21                     action='store',
  22                     metavar='SECONDS',
  23                     nargs=1,
  24                     default=1,
  25                     type=float,
  26                     help='(example help) Mean seconds of delay. Is the mean of the inverse gaussian distribution.');
  27 args = parser.parse_args();
  28
  29 # Define functions
  30 def setup_logging(verbosity):
  31     # Depends: module: argparse
  32     # Ref/Attrib: Haas, Florian; Configure logging with argparse; https://xahteiwi.eu/resources/hints-and-kinks/python-cli-logging-options/
  33     base_loglevel = 30;
  34     verbosity = min(verbosity, 2);
  35     loglevel = base_loglevel - (verbosity * 10);
  36     logging.basicConfig(level=loglevel,
  37                         format='%(message)s');
  38
  39 ## Start up logger
  40 setup_logging(args.verbosity);
  41 logging.debug('DEBUG:Debug logging output enabled.');
  42 logging.debug('DEBUG:args.verbosity:' + str(args.verbosity));
  43 logging.debug('DEBUG:args:' + str(args));