gh-90300: Fix cmdline.rst (GH-116721)

* Fix the description of the "-b" option.
* Add references to environment variables for "-s" and "-X dev" options.
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Serhiy Storchaka 2024-03-13 15:03:13 +02:00 committed by GitHub
parent 617aca9e74
commit 33662d4e01
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2 changed files with 10 additions and 7 deletions

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@ -242,12 +242,13 @@ Miscellaneous options
.. option:: -b
Issue a warning when comparing :class:`bytes` or :class:`bytearray` with
:class:`str` or :class:`bytes` with :class:`int`. Issue an error when the
option is given twice (:option:`!-bb`).
Issue a warning when converting :class:`bytes` or :class:`bytearray` to
:class:`str` without specifying encoding or comparing :class:`!bytes` or
:class:`!bytearray` with :class:`!str` or :class:`!bytes` with :class:`int`.
Issue an error when the option is given twice (:option:`!-bb`).
.. versionchanged:: 3.5
Affects comparisons of :class:`bytes` with :class:`int`.
Affects also comparisons of :class:`bytes` with :class:`int`.
.. option:: -B
@ -386,6 +387,8 @@ Miscellaneous options
Don't add the :data:`user site-packages directory <site.USER_SITE>` to
:data:`sys.path`.
See also :envvar:`PYTHONNOUSERSITE`.
.. seealso::
:pep:`370` -- Per user site-packages directory
@ -517,7 +520,7 @@ Miscellaneous options
asyncio'``. See also :envvar:`PYTHONPROFILEIMPORTTIME`.
* ``-X dev``: enable :ref:`Python Development Mode <devmode>`, introducing
additional runtime checks that are too expensive to be enabled by
default.
default. See also :envvar:`PYTHONDEVMODE`.
* ``-X utf8`` enables the :ref:`Python UTF-8 Mode <utf8-mode>`.
``-X utf8=0`` explicitly disables :ref:`Python UTF-8 Mode <utf8-mode>`
(even when it would otherwise activate automatically).

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@ -142,8 +142,8 @@ static const char usage_line[] =
/* Lines sorted by option name; keep in sync with usage_envvars* below */
static const char usage_help[] = "\
Options (and corresponding environment variables):\n\
-b : issue warnings about str(bytes_instance), str(bytearray_instance)\n\
and comparing bytes/bytearray with str. (-bb: issue errors)\n\
-b : issue warnings about converting bytes/bytearray to str and comparing\n\
bytes/bytearray with str or bytes with int. (-bb: issue errors)\n\
-B : don't write .pyc files on import; also PYTHONDONTWRITEBYTECODE=x\n\
-c cmd : program passed in as string (terminates option list)\n\
-d : turn on parser debugging output (for experts only, only works on\n\