import sys
print(sys.argv)
####################################################################
from optparse import OptionParser
if __name__ == '__main__':
usage = 'usage: %prog [options] arg1 arg2'
parser = OptionParser(usage=usage)
parser.add_option('-f', '--file', action='store', type='string', dest='filename',
help='file name') # myprog.py -f input.txt
parser.add_option('-n', '--num', action='store', type='int', dest='num', help='number') # myprog.py -n 10
parser.add_option('-v', action='store_true', dest='verbose', default=True) # myprog.py -v
options, args = parser.parse_args()
print(options)
print(options.filename)
print(args)