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#!/usr/bin/env python
import sys
import argparse
import logging
log = logging.getLogger(__name__)
def run():
log.info('This is an INFO level message.')
log.debug('This is a DEBUG level message.')
log.warn('This is a WARN level message.')
def main():
global log
parser = argparse.ArgumentParser()
parser.add_argument("-v", "--verbose",
default=False,
help="Show more debugging statements",
action="store_true")
parser.add_argument("commands", nargs='*')
options = parser.parse_args()
args = options.commands
if len(args) != 0:
parser.error("Incorrect number of arguments")
log = logging.getLogger()
log.addHandler(logging.StreamHandler())
if options.verbose:
log.setLevel(logging.DEBUG)
else:
log.setLevel(logging.INFO)
run()
if __name__ == '__main__':
main()
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