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#!/usr/bin/env python3
# -*- mode: python; coding: utf-8; indent-tabs-mode: nil -*-
# vim: set filetype=python fileencoding=utf-8 expandtab sw=4 sts=4:
import os
from optparse import OptionParser, OptionGroup, SUPPRESS_HELP, SUPPRESS_USAGE
class MyCallback:
def __init__(self):
self.counter = 0
def __call__(self, option, opt, val, parser):
self.counter += 1
print("--- MyCallback --- " + str(self.counter) + ". time called")
print("--- MyCallback --- option.action(): " + option.action)
print("--- MyCallback --- option.type(): " + (option.type if option.type else ""))
print("--- MyCallback --- opt: " + opt)
print("--- MyCallback --- val: " + (val if val else ""))
print("--- MyCallback --- parser.usage(): " + parser.usage)
print()
def main():
usage = \
"usage: %prog [OPTION]... DIR [FILE]..." \
if "DISABLE_USAGE" not in os.environ else \
SUPPRESS_USAGE
version = (
"%prog 1.0\nCopyright (C) 2010 Johannes Weißl\n"
"License GPLv3+: GNU GPL version 3 or later "
"<http://gnu.org/licenses/gpl.html>.\n"
"This is free software: you are free to change and redistribute it.\n"
"There is NO WARRANTY, to the extent permitted by law."
)
desc = (
"Lorem ipsum dolor sit amet, consectetur adipisicing"
" elit, sed do eiusmod tempor incididunt ut labore et dolore magna"
" aliqua.\nUt enim ad minim veniam, quis nostrud exercitation ullamco"
" laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor"
" in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla"
" pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa"
" qui officia deserunt mollit anim id est laborum."
)
epilog = (
"Sed ut perspiciatis unde omnis iste natus error sit"
" voluptatem accusantium doloremque laudantium, totam rem aperiam, eaque"
" ipsa quae ab illo inventore veritatis et quasi architecto beatae vitae"
" dicta sunt explicabo. Nemo enim ipsam voluptatem quia voluptas sit"
" aspernatur aut odit aut fugit, sed quia consequuntur magni dolores eos"
" qui ratione voluptatem sequi nesciunt.\nNeque porro quisquam est, qui"
" dolorem ipsum quia dolor sit amet, consectetur, adipisci velit, sed quia"
" non numquam eius modi tempora incidunt ut labore et dolore magnam"
" aliquam quaerat voluptatem."
)
parser = OptionParser(
usage=usage,
version=version,
description=desc,
epilog=epilog
)
if "DISABLE_INTERSPERSED_ARGS" in os.environ:
parser.disable_interspersed_args()
parser.set_defaults(verbosity="50")
parser.set_defaults(no_clear=False)
parser.add_option("--clear", action="store_false", dest="no_clear", help="clear (default)")
parser.add_option("--no-clear", action="store_true", help="not clear")
parser.add_option("--string",
help="This is a really long text... very long indeed! It must be wrapped on normal terminals.")
parser.add_option("-x", "--clause", "--sentence", metavar="SENTENCE", default="I'm a sentence",
help="This is a really long text... very long indeed! It must be wrapped on normal terminals. "
"Also it should appear not on the same line as the option.")
parser.add_option("-k", action="count", help="how many times?")
parser.add_option("--verbose", action="store_const", const="100", dest="verbosity", help="be verbose!")
parser.add_option("-s", "--silent", action="store_const", const="0", dest="verbosity", help="be silent!")
parser.add_option("-n", "--number", type="int", default=1, metavar="NUM", help="number of files (default: %default)")
parser.add_option("-H", action="help", help="alternative help")
parser.add_option("-V", action="version", help="alternative version")
parser.add_option("-i", "--int", action="store", type="int", default=3, help="default: %default")
parser.add_option("-f", "--float", action="store", type="float", default=5.3, help="default: %default")
parser.add_option("-c", "--complex", action="store", type="complex")
choices = ["foo", "bar", "baz"]
parser.add_option("-C", "--choices", choices=choices)
choices_list = ["item1", "item2", "item3"]
parser.add_option("--choices-list", choices=choices_list)
parser.add_option("-m", "--more", action="append")
parser.add_option("--more-milk", action="append_const", const="milk")
parser.add_option("--hidden", help=SUPPRESS_HELP)
# test for 325cb47
parser.add_option("--option1", action="store", type="int", default=1)
parser.add_option("--option2", action="store", type="int", default="1")
parser.set_defaults(option1="640")
parser.set_defaults(option2=640) # now works
mc = MyCallback()
parser.add_option("-K", "--callback", action="callback", callback=mc, help="callback test")
parser.add_option("--string-callback", action="callback", callback=mc, type="string", help="callback test")
group1 = OptionGroup(parser, "Dangerous Options",
"Caution: use these options at your own risk. "
"It is believed that some of them\nbite.")
group1.add_option("-g", action="store_true", help="Group option.", default=False)
parser.add_option_group(group1)
group2 = OptionGroup(parser, "Size Options", "Image Size Options.")
group2.add_option("-w", "--width", action="store", type="int", default=640, help="default: %default")
group2.add_option("--height", action="store", type="int", help="default: %default")
parser.set_defaults(height=480)
parser.add_option_group(group2)
options, args = parser.parse_args()
print("clear:", ("false" if options.no_clear else "true"))
print("string:", options.string if options.string else "")
print("clause:", options.clause)
print("k:", options.k if options.k else "")
print("verbosity:", options.verbosity)
print("number:", options.number)
print("int:", options.int)
print("float: %g" % (options.float,))
c = complex(0)
if options.complex is not None:
c = options.complex
print("complex: (%g,%g)" % (c.real, c.imag))
print("choices:", options.choices if options.choices else "")
print("choices-list:", options.choices_list if options.choices_list else "")
print("more: ", end="")
print(", ".join(options.more if options.more else []))
print("more_milk:")
for opt in (options.more_milk if options.more_milk else []):
print("-", opt)
print("hidden:", options.hidden if options.hidden else "")
print("group:", ("true" if options.g else "false"))
print("option1:", options.option1)
print("option2:", options.option2)
print("width:", options.width)
print("height:", options.height)
print()
print("leftover arguments: ")
for arg in args:
print("arg: " + arg)
return 0
if __name__ == "__main__":
main()
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