René's URL Explorer Experiment

Title: optparse — Parser for command line options — Python 3.14.2 documentation

Open Graph Title: optparse — Parser for command line options

Description: Source code: Lib/optparse.py Choosing an argument parsing library: The standard library includes three argument parsing libraries: getopt: a module that closely mirrors the procedural C getopt API....

Open Graph Description: Source code: Lib/optparse.py Choosing an argument parsing library: The standard library includes three argument parsing libraries: getopt: a module that closely mirrors the procedural C getopt API....

Opengraph URL: https://docs.python.org/3/library/optparse.html

direct link

Domain: docs.python.org

og:type	website
og:site_name	Python documentation
og:image:width	1146
og:image:height	600
og:image	https://docs.python.org/3.14/_images/social_previews/summary_library_optparse_af18d9d1.png
og:image:alt	Source code: Lib/optparse.py Choosing an argument parsing library: The standard library includes three argument parsing libraries: getopt: a module that closely mirrors the procedural C getopt API....
twitter:card	summary_large_image
theme-color	#3776ab
readthedocs-addons-api-version	1

Links:

	https://www.python.org/
Table of Contents	https://docs.python.org/3/contents.html
optparse — Parser for command line options	https://docs.python.org/3/library/optparse.html
Choosing an argument parsing library	https://docs.python.org/3/library/optparse.html#choosing-an-argument-parsing-library
Introduction	https://docs.python.org/3/library/optparse.html#introduction
Background	https://docs.python.org/3/library/optparse.html#background
Terminology	https://docs.python.org/3/library/optparse.html#terminology
What are options for?	https://docs.python.org/3/library/optparse.html#what-are-options-for
What are positional arguments for?	https://docs.python.org/3/library/optparse.html#what-are-positional-arguments-for
Tutorial	https://docs.python.org/3/library/optparse.html#tutorial
Understanding option actions	https://docs.python.org/3/library/optparse.html#understanding-option-actions
The store action	https://docs.python.org/3/library/optparse.html#the-store-action
Handling boolean (flag) options	https://docs.python.org/3/library/optparse.html#handling-boolean-flag-options
Other actions	https://docs.python.org/3/library/optparse.html#other-actions
Default values	https://docs.python.org/3/library/optparse.html#default-values
Generating help	https://docs.python.org/3/library/optparse.html#generating-help
Grouping Options	https://docs.python.org/3/library/optparse.html#grouping-options
Printing a version string	https://docs.python.org/3/library/optparse.html#printing-a-version-string
How optparse handles errors	https://docs.python.org/3/library/optparse.html#how-optparse-handles-errors
Putting it all together	https://docs.python.org/3/library/optparse.html#putting-it-all-together
Reference Guide	https://docs.python.org/3/library/optparse.html#reference-guide
Creating the parser	https://docs.python.org/3/library/optparse.html#creating-the-parser
Populating the parser	https://docs.python.org/3/library/optparse.html#populating-the-parser
Defining options	https://docs.python.org/3/library/optparse.html#defining-options
Option attributes	https://docs.python.org/3/library/optparse.html#option-attributes
Standard option actions	https://docs.python.org/3/library/optparse.html#standard-option-actions
Standard option types	https://docs.python.org/3/library/optparse.html#standard-option-types
Parsing arguments	https://docs.python.org/3/library/optparse.html#parsing-arguments
Querying and manipulating your option parser	https://docs.python.org/3/library/optparse.html#querying-and-manipulating-your-option-parser
Conflicts between options	https://docs.python.org/3/library/optparse.html#conflicts-between-options
Cleanup	https://docs.python.org/3/library/optparse.html#cleanup
Other methods	https://docs.python.org/3/library/optparse.html#other-methods
Option Callbacks	https://docs.python.org/3/library/optparse.html#option-callbacks
Defining a callback option	https://docs.python.org/3/library/optparse.html#defining-a-callback-option
How callbacks are called	https://docs.python.org/3/library/optparse.html#how-callbacks-are-called
Raising errors in a callback	https://docs.python.org/3/library/optparse.html#raising-errors-in-a-callback
Callback example 1: trivial callback	https://docs.python.org/3/library/optparse.html#callback-example-1-trivial-callback
Callback example 2: check option order	https://docs.python.org/3/library/optparse.html#callback-example-2-check-option-order
Callback example 3: check option order (generalized)	https://docs.python.org/3/library/optparse.html#callback-example-3-check-option-order-generalized
Callback example 4: check arbitrary condition	https://docs.python.org/3/library/optparse.html#callback-example-4-check-arbitrary-condition
Callback example 5: fixed arguments	https://docs.python.org/3/library/optparse.html#callback-example-5-fixed-arguments
Callback example 6: variable arguments	https://docs.python.org/3/library/optparse.html#callback-example-6-variable-arguments
Extending optparse	https://docs.python.org/3/library/optparse.html#extending-optparse
Adding new types	https://docs.python.org/3/library/optparse.html#adding-new-types
Adding new actions	https://docs.python.org/3/library/optparse.html#adding-new-actions
Exceptions	https://docs.python.org/3/library/optparse.html#exceptions
Migrating optparse code to argparse	https://docs.python.org/3/howto/argparse-optparse.html
getpass — Portable password input	https://docs.python.org/3/library/getpass.html
Report a bug	https://docs.python.org/3/bugs.html
Show source	https://github.com/python/cpython/blob/main/Doc/library/optparse.rst?plain=1
index	https://docs.python.org/3/genindex.html
modules	https://docs.python.org/3/py-modindex.html
next	https://docs.python.org/3/library/getpass.html
previous	https://docs.python.org/3/howto/argparse-optparse.html
Python	https://www.python.org/
3.14.2 Documentation	https://docs.python.org/3/index.html
The Python Standard Library	https://docs.python.org/3/library/index.html
Command-line interface libraries	https://docs.python.org/3/library/cmdlinelibs.html
optparse — Parser for command line options	https://docs.python.org/3/library/optparse.html
¶	https://docs.python.org/3/library/optparse.html#module-optparse
Lib/optparse.py	https://github.com/python/cpython/tree/3.14/Lib/optparse.py
¶	https://docs.python.org/3/library/optparse.html#choosing-an-argument-parsing-library
getopt	https://docs.python.org/3/library/getopt.html#module-getopt
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
argparse	https://docs.python.org/3/library/argparse.html#module-argparse
argparse	https://docs.python.org/3/library/argparse.html#module-argparse
getopt	https://docs.python.org/3/library/getopt.html#module-getopt
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
argparse	https://docs.python.org/3/library/argparse.html#module-argparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
argparse	https://docs.python.org/3/library/argparse.html#module-argparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
click	https://pypi.org/project/click/
typer	https://pypi.org/project/typer/
msgspec-click	https://pypi.org/project/msgspec-click/
¶	https://docs.python.org/3/library/optparse.html#introduction
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
getopt	https://docs.python.org/3/library/getopt.html#module-getopt
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
OptionParser	https://docs.python.org/3/library/optparse.html#optparse.OptionParser
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
parse_args()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.parse_args
parse_args()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.parse_args
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#background
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#terminology
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#what-are-options-for
¶	https://docs.python.org/3/library/optparse.html#what-are-positional-arguments-for
¶	https://docs.python.org/3/library/optparse.html#tutorial
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
OptionParser.add_option()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.add_option
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
parse_args()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.parse_args
parse_args()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.parse_args
action	https://docs.python.org/3/library/optparse.html#optparse.Option.action
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
help	https://docs.python.org/3/library/optparse.html#optparse.Option.help
action	https://docs.python.org/3/library/optparse.html#optparse.Option.action
¶	https://docs.python.org/3/library/optparse.html#understanding-option-actions
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
Extending optparse	https://docs.python.org/3/library/optparse.html#optparse-extending-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#the-store-action
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
parse_args()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.parse_args
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
Extending optparse	https://docs.python.org/3/library/optparse.html#optparse-extending-optparse
¶	https://docs.python.org/3/library/optparse.html#handling-boolean-flag-options
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#other-actions
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
Option.const	https://docs.python.org/3/library/optparse.html#optparse.Option.const
Reference Guide	https://docs.python.org/3/library/optparse.html#optparse-reference-guide
Option Callbacks	https://docs.python.org/3/library/optparse.html#optparse-option-callbacks
¶	https://docs.python.org/3/library/optparse.html#default-values
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
parse_args()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.parse_args
¶	https://docs.python.org/3/library/optparse.html#generating-help
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
help	https://docs.python.org/3/library/optparse.html#optparse.Option.help
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
str()	https://docs.python.org/3/library/stdtypes.html#str
¶	https://docs.python.org/3/library/optparse.html#grouping-options
OptionParser	https://docs.python.org/3/library/optparse.html#optparse.OptionParser
OptionGroup	https://docs.python.org/3/library/optparse.html#optparse.OptionGroup
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionGroup
OptionParser	https://docs.python.org/3/library/optparse.html#optparse.OptionParser
OptionGroup	https://docs.python.org/3/library/optparse.html#optparse.OptionGroup
OptionParser	https://docs.python.org/3/library/optparse.html#optparse.OptionParser
OptionParser	https://docs.python.org/3/library/optparse.html#optparse.OptionParser
OptionGroup	https://docs.python.org/3/library/optparse.html#optparse.OptionGroup
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.get_option_group
OptionGroup	https://docs.python.org/3/library/optparse.html#optparse.OptionGroup
OptionGroup	https://docs.python.org/3/library/optparse.html#optparse.OptionGroup
¶	https://docs.python.org/3/library/optparse.html#printing-a-version-string
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.print_version
print_usage()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.print_usage
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.get_version
print_version()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.print_version
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#how-optparse-handles-errors
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
OptionParser.add_option()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.add_option
optparse.OptionError	https://docs.python.org/3/library/optparse.html#optparse.OptionError
TypeError	https://docs.python.org/3/library/exceptions.html#TypeError
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#putting-it-all-together
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#reference-guide
¶	https://docs.python.org/3/library/optparse.html#creating-the-parser
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
add_option()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.add_option
add_option()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.add_option
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
Conflicts between options	https://docs.python.org/3/library/optparse.html#optparse-conflicts-between-options
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#populating-the-parser
OptionParser.add_option()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.add_option
Tutorial	https://docs.python.org/3/library/optparse.html#optparse-tutorial
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#defining-options
Option	https://docs.python.org/3/library/optparse.html#optparse.Option
OptionParser	https://docs.python.org/3/library/optparse.html#optparse.OptionParser
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.add_option
action	https://docs.python.org/3/library/optparse.html#optparse.Option.action
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
OptionError	https://docs.python.org/3/library/optparse.html#optparse.OptionError
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
Option.const	https://docs.python.org/3/library/optparse.html#optparse.Option.const
Option.const	https://docs.python.org/3/library/optparse.html#optparse.Option.const
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
Standard option actions	https://docs.python.org/3/library/optparse.html#optparse-standard-option-actions
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse.Values	https://docs.python.org/3/library/optparse.html#optparse.Values
¶	https://docs.python.org/3/library/optparse.html#optparse.Values
OptionParser.parse_args()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.parse_args
OptionParser.parse_args()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.parse_args
Parsing arguments	https://docs.python.org/3/library/optparse.html#optparse-parsing-arguments
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
action	https://docs.python.org/3/library/optparse.html#optparse.Option.action
action	https://docs.python.org/3/library/optparse.html#optparse.Option.action
¶	https://docs.python.org/3/library/optparse.html#option-attributes
¶	https://docs.python.org/3/library/optparse.html#optparse.Option
OptionParser.add_option()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.add_option
OptionParser	https://docs.python.org/3/library/optparse.html#optparse.OptionParser
OptionParser.add_option()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.add_option
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
OptionError	https://docs.python.org/3/library/optparse.html#optparse.OptionError
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.action
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
here	https://docs.python.org/3/library/optparse.html#optparse-standard-option-actions
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.type
here	https://docs.python.org/3/library/optparse.html#optparse-standard-option-types
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.default
OptionParser.set_defaults()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.set_defaults
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.nargs
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.const
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.choices
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.callback
Option Callbacks	https://docs.python.org/3/library/optparse.html#optparse-option-callbacks
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.callback_args
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.callback_kwargs
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.help
help	https://docs.python.org/3/library/optparse.html#optparse.Option.help
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.metavar
Tutorial	https://docs.python.org/3/library/optparse.html#optparse-tutorial
¶	https://docs.python.org/3/library/optparse.html#standard-option-actions
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
nargs	https://docs.python.org/3/library/optparse.html#optparse.Option.nargs
choices	https://docs.python.org/3/library/optparse.html#optparse.Option.choices
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
nargs	https://docs.python.org/3/library/optparse.html#optparse.Option.nargs
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
Standard option types	https://docs.python.org/3/library/optparse.html#optparse-standard-option-types
choices	https://docs.python.org/3/library/optparse.html#optparse.Option.choices
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
const	https://docs.python.org/3/library/optparse.html#optparse.Option.const
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
const	https://docs.python.org/3/library/optparse.html#optparse.Option.const
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
nargs	https://docs.python.org/3/library/optparse.html#optparse.Option.nargs
choices	https://docs.python.org/3/library/optparse.html#optparse.Option.choices
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
nargs	https://docs.python.org/3/library/optparse.html#optparse.Option.nargs
nargs	https://docs.python.org/3/library/optparse.html#optparse.Option.nargs
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
const	https://docs.python.org/3/library/optparse.html#optparse.Option.const
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
const	https://docs.python.org/3/library/optparse.html#optparse.Option.const
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
callback	https://docs.python.org/3/library/optparse.html#optparse.Option.callback
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
nargs	https://docs.python.org/3/library/optparse.html#optparse.Option.nargs
callback_args	https://docs.python.org/3/library/optparse.html#optparse.Option.callback_args
callback_kwargs	https://docs.python.org/3/library/optparse.html#optparse.Option.callback_kwargs
callback	https://docs.python.org/3/library/optparse.html#optparse.Option.callback
Option Callbacks	https://docs.python.org/3/library/optparse.html#optparse-option-callbacks
help	https://docs.python.org/3/library/optparse.html#optparse.Option.help
help	https://docs.python.org/3/library/optparse.html#optparse.Option.help
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
help	https://docs.python.org/3/library/optparse.html#optparse.Option.help
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
help	https://docs.python.org/3/library/optparse.html#optparse.Option.help
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#standard-option-types
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
Extending optparse	https://docs.python.org/3/library/optparse.html#optparse-extending-optparse
int()	https://docs.python.org/3/library/functions.html#int
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
float()	https://docs.python.org/3/library/functions.html#float
complex()	https://docs.python.org/3/library/functions.html#complex
choices	https://docs.python.org/3/library/optparse.html#optparse.Option.choices
OptionValueError	https://docs.python.org/3/library/optparse.html#optparse.OptionValueError
¶	https://docs.python.org/3/library/optparse.html#parsing-arguments
parse_args()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.parse_args
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.parse_args
Values	https://docs.python.org/3/library/optparse.html#optparse.Values
Values	https://docs.python.org/3/library/optparse.html#optparse.Values
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
setattr()	https://docs.python.org/3/library/functions.html#setattr
parse_args()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.parse_args
parse_args()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.parse_args
¶	https://docs.python.org/3/library/optparse.html#querying-and-manipulating-your-option-parser
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.disable_interspersed_args
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
disable_interspersed_args()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.disable_interspersed_args
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.enable_interspersed_args
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.get_option
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.has_option
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.remove_option
OptionParser	https://docs.python.org/3/library/optparse.html#optparse.OptionParser
OptionParser	https://docs.python.org/3/library/optparse.html#optparse.OptionParser
ValueError	https://docs.python.org/3/library/exceptions.html#ValueError
¶	https://docs.python.org/3/library/optparse.html#conflicts-between-options
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
OptionConflictError	https://docs.python.org/3/library/optparse.html#optparse.OptionConflictError
OptionParser	https://docs.python.org/3/library/optparse.html#optparse.OptionParser
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#cleanup
¶	https://docs.python.org/3/library/optparse.html#other-methods
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.set_usage
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.print_usage
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.get_usage
print_usage()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.print_usage
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.set_defaults
set_defaults()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.set_defaults
set_defaults()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.set_defaults
¶	https://docs.python.org/3/library/optparse.html#option-callbacks
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#defining-a-callback-option
OptionParser.add_option()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.add_option
action	https://docs.python.org/3/library/optparse.html#optparse.Option.action
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
callback_args	https://docs.python.org/3/library/optparse.html#optparse.Option.callback_args
callback_kwargs	https://docs.python.org/3/library/optparse.html#optparse.Option.callback_kwargs
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
nargs	https://docs.python.org/3/library/optparse.html#optparse.Option.nargs
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
nargs	https://docs.python.org/3/library/optparse.html#optparse.Option.nargs
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
callback_args	https://docs.python.org/3/library/optparse.html#optparse.Option.callback_args
callback_kwargs	https://docs.python.org/3/library/optparse.html#optparse.Option.callback_kwargs
¶	https://docs.python.org/3/library/optparse.html#how-callbacks-are-called
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
nargs	https://docs.python.org/3/library/optparse.html#optparse.Option.nargs
parse_args()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.parse_args
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
callback_args	https://docs.python.org/3/library/optparse.html#optparse.Option.callback_args
callback_kwargs	https://docs.python.org/3/library/optparse.html#optparse.Option.callback_kwargs
¶	https://docs.python.org/3/library/optparse.html#raising-errors-in-a-callback
OptionValueError	https://docs.python.org/3/library/optparse.html#optparse.OptionValueError
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#callback-example-1-trivial-callback
¶	https://docs.python.org/3/library/optparse.html#callback-example-2-check-option-order
¶	https://docs.python.org/3/library/optparse.html#callback-example-3-check-option-order-generalized
¶	https://docs.python.org/3/library/optparse.html#callback-example-4-check-arbitrary-condition
¶	https://docs.python.org/3/library/optparse.html#callback-example-5-fixed-arguments
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
nargs	https://docs.python.org/3/library/optparse.html#optparse.Option.nargs
nargs	https://docs.python.org/3/library/optparse.html#optparse.Option.nargs
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#callback-example-6-variable-arguments
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#extending-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#adding-new-types
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
Option	https://docs.python.org/3/library/optparse.html#optparse.Option
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
TYPES	https://docs.python.org/3/library/optparse.html#optparse.Option.TYPES
TYPE_CHECKER	https://docs.python.org/3/library/optparse.html#optparse.Option.TYPE_CHECKER
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.TYPES
TYPES	https://docs.python.org/3/library/optparse.html#optparse.Option.TYPES
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.TYPE_CHECKER
Option	https://docs.python.org/3/library/optparse.html#optparse.Option
OptionParser.parse_args()	https://docs.python.org/3/library/optparse.html#optparse.OptionParser.parse_args
OptionValueError	https://docs.python.org/3/library/optparse.html#optparse.OptionValueError
OptionValueError	https://docs.python.org/3/library/optparse.html#optparse.OptionValueError
OptionParser	https://docs.python.org/3/library/optparse.html#optparse.OptionParser
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
TYPE_CHECKER	https://docs.python.org/3/library/optparse.html#optparse.Option.TYPE_CHECKER
copy()	https://docs.python.org/3/library/copy.html#module-copy
Option.TYPE_CHECKER	https://docs.python.org/3/library/optparse.html#optparse.Option.TYPE_CHECKER
TYPE_CHECKER	https://docs.python.org/3/library/optparse.html#optparse.Option.TYPE_CHECKER
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
¶	https://docs.python.org/3/library/optparse.html#adding-new-actions
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
dest	https://docs.python.org/3/library/optparse.html#optparse.Option.dest
type	https://docs.python.org/3/library/optparse.html#optparse.Option.type
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.ACTIONS
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.STORE_ACTIONS
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.TYPED_ACTIONS
¶	https://docs.python.org/3/library/optparse.html#optparse.Option.ALWAYS_TYPED_ACTIONS
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
ALWAYS_TYPED_ACTIONS	https://docs.python.org/3/library/optparse.html#optparse.Option.ALWAYS_TYPED_ACTIONS
STORE_ACTIONS	https://docs.python.org/3/library/optparse.html#optparse.Option.STORE_ACTIONS
TYPED_ACTIONS	https://docs.python.org/3/library/optparse.html#optparse.Option.TYPED_ACTIONS
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
ALWAYS_TYPED_ACTIONS	https://docs.python.org/3/library/optparse.html#optparse.Option.ALWAYS_TYPED_ACTIONS
optparse	https://docs.python.org/3/library/optparse.html#module-optparse
getattr()	https://docs.python.org/3/library/functions.html#getattr
¶	https://docs.python.org/3/library/optparse.html#exceptions
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionError
Option	https://docs.python.org/3/library/optparse.html#optparse.Option
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionConflictError
OptionParser	https://docs.python.org/3/library/optparse.html#optparse.OptionParser
¶	https://docs.python.org/3/library/optparse.html#optparse.OptionValueError
¶	https://docs.python.org/3/library/optparse.html#optparse.BadOptionError
¶	https://docs.python.org/3/library/optparse.html#optparse.AmbiguousOptionError
Table of Contents	https://docs.python.org/3/contents.html
optparse — Parser for command line options	https://docs.python.org/3/library/optparse.html
Choosing an argument parsing library	https://docs.python.org/3/library/optparse.html#choosing-an-argument-parsing-library
Introduction	https://docs.python.org/3/library/optparse.html#introduction
Background	https://docs.python.org/3/library/optparse.html#background
Terminology	https://docs.python.org/3/library/optparse.html#terminology
What are options for?	https://docs.python.org/3/library/optparse.html#what-are-options-for
What are positional arguments for?	https://docs.python.org/3/library/optparse.html#what-are-positional-arguments-for
Tutorial	https://docs.python.org/3/library/optparse.html#tutorial
Understanding option actions	https://docs.python.org/3/library/optparse.html#understanding-option-actions
The store action	https://docs.python.org/3/library/optparse.html#the-store-action
Handling boolean (flag) options	https://docs.python.org/3/library/optparse.html#handling-boolean-flag-options
Other actions	https://docs.python.org/3/library/optparse.html#other-actions
Default values	https://docs.python.org/3/library/optparse.html#default-values
Generating help	https://docs.python.org/3/library/optparse.html#generating-help
Grouping Options	https://docs.python.org/3/library/optparse.html#grouping-options
Printing a version string	https://docs.python.org/3/library/optparse.html#printing-a-version-string
How optparse handles errors	https://docs.python.org/3/library/optparse.html#how-optparse-handles-errors
Putting it all together	https://docs.python.org/3/library/optparse.html#putting-it-all-together
Reference Guide	https://docs.python.org/3/library/optparse.html#reference-guide
Creating the parser	https://docs.python.org/3/library/optparse.html#creating-the-parser
Populating the parser	https://docs.python.org/3/library/optparse.html#populating-the-parser
Defining options	https://docs.python.org/3/library/optparse.html#defining-options
Option attributes	https://docs.python.org/3/library/optparse.html#option-attributes
Standard option actions	https://docs.python.org/3/library/optparse.html#standard-option-actions
Standard option types	https://docs.python.org/3/library/optparse.html#standard-option-types
Parsing arguments	https://docs.python.org/3/library/optparse.html#parsing-arguments
Querying and manipulating your option parser	https://docs.python.org/3/library/optparse.html#querying-and-manipulating-your-option-parser
Conflicts between options	https://docs.python.org/3/library/optparse.html#conflicts-between-options
Cleanup	https://docs.python.org/3/library/optparse.html#cleanup
Other methods	https://docs.python.org/3/library/optparse.html#other-methods
Option Callbacks	https://docs.python.org/3/library/optparse.html#option-callbacks
Defining a callback option	https://docs.python.org/3/library/optparse.html#defining-a-callback-option
How callbacks are called	https://docs.python.org/3/library/optparse.html#how-callbacks-are-called
Raising errors in a callback	https://docs.python.org/3/library/optparse.html#raising-errors-in-a-callback
Callback example 1: trivial callback	https://docs.python.org/3/library/optparse.html#callback-example-1-trivial-callback
Callback example 2: check option order	https://docs.python.org/3/library/optparse.html#callback-example-2-check-option-order
Callback example 3: check option order (generalized)	https://docs.python.org/3/library/optparse.html#callback-example-3-check-option-order-generalized
Callback example 4: check arbitrary condition	https://docs.python.org/3/library/optparse.html#callback-example-4-check-arbitrary-condition
Callback example 5: fixed arguments	https://docs.python.org/3/library/optparse.html#callback-example-5-fixed-arguments
Callback example 6: variable arguments	https://docs.python.org/3/library/optparse.html#callback-example-6-variable-arguments
Extending optparse	https://docs.python.org/3/library/optparse.html#extending-optparse
Adding new types	https://docs.python.org/3/library/optparse.html#adding-new-types
Adding new actions	https://docs.python.org/3/library/optparse.html#adding-new-actions
Exceptions	https://docs.python.org/3/library/optparse.html#exceptions
Migrating optparse code to argparse	https://docs.python.org/3/howto/argparse-optparse.html
getpass — Portable password input	https://docs.python.org/3/library/getpass.html
Report a bug	https://docs.python.org/3/bugs.html
Show source	https://github.com/python/cpython/blob/main/Doc/library/optparse.rst?plain=1
index	https://docs.python.org/3/genindex.html
modules	https://docs.python.org/3/py-modindex.html
next	https://docs.python.org/3/library/getpass.html
previous	https://docs.python.org/3/howto/argparse-optparse.html
Python	https://www.python.org/
3.14.2 Documentation	https://docs.python.org/3/index.html
The Python Standard Library	https://docs.python.org/3/library/index.html
Command-line interface libraries	https://docs.python.org/3/library/cmdlinelibs.html
optparse — Parser for command line options	https://docs.python.org/3/library/optparse.html
Copyright	https://docs.python.org/3/copyright.html
History and License	https://docs.python.org/license.html
Please donate.	https://www.python.org/psf/donations/
Found a bug	https://docs.python.org/bugs.html
Sphinx	https://www.sphinx-doc.org/

Viewport: width=device-width, initial-scale=1.0

URLs of crawlers that visited me.