[Python-checkins] r77992 - in python/trunk: Doc/using/cmdline.rst Misc/NEWS

Fri Feb 5 19:45:26 CET 2010

Author: barry.warsaw
Date: Fri Feb 5 19:45:25 2010
New Revision: 77992
Log:
Resolve bug 7847 by including documentation for -J, -U, and -X under "Options
you shouldn't use".
Modified:
 python/trunk/Doc/using/cmdline.rst
 python/trunk/Misc/NEWS
Modified: python/trunk/Doc/using/cmdline.rst
==============================================================================

--- python/trunk/Doc/using/cmdline.rst	(original)
+++ python/trunk/Doc/using/cmdline.rst	Fri Feb 5 19:45:25 2010
@@ -285,8 +285,6 @@
 See also :envvar:`PYTHONUNBUFFERED`.
 
 
-.. XXX should the -U option be documented?
-
 .. cmdoption:: -v
 
 Print a message each time a module is initialized, showing the place
@@ -362,9 +360,6 @@
 
 .. note:: The line numbers in error messages will be off by one.
 
-.. XXX document -X?
-
-
 .. cmdoption:: -3
 
 Warn about Python 3.x incompatibilities which cannot be fixed trivially by
@@ -382,7 +377,30 @@
 
 .. versionadded:: 2.6
 
+Options you shouldn't use
+~~~~~~~~~~~~~~~~~~~~~~~~~
+
+.. cmdoption:: -J
+
+ Reserved for use by Jython_.
+
+.. _Jython: http://jython.org
+
+.. cmdoption:: -U
+
+ Turns all string literals into unicodes globally. Do not be tempted to use
+ this option as it will probably break your world. It also produces
+ ``.pyc`` files with a different magic number than normal. Instead, you can
+ enable unicode literals on a per-module basis by using::
+
+ from __future__ import unicode_literals
+
+ at the top of the file. See :mod:`__future__` for details.
+
+.. cmdoption:: -X
 
+ Reserved for alternative implementations of Python to use for their own
+ purposes.
 
 .. _using-on-envvars:
 
Modified: python/trunk/Misc/NEWS
==============================================================================
--- python/trunk/Misc/NEWS	(original)
+++ python/trunk/Misc/NEWS	Fri Feb 5 19:45:25 2010
@@ -17,8 +17,8 @@
 library would return a bogus result; on Solaris, it was possible to crash
 the interpreter. Patch by Stefan Krah.
 
-- Issue #7853: Normalize exceptions before they are passed to a context managers
- __exit__ method.
+- Issue #7853: Normalize exceptions before they are passed to a context
+ managers __exit__ method.
 
 - Issue #7385: Fix a crash in `MemoryView_FromObject` when
 `PyObject_GetBuffer` fails. Patch by Florent Xicluna.
@@ -153,6 +153,9 @@
 Documentation
 -------------
 
+- Updating `Using Python` documentation to include description of CPython's
+ -J, -U and -X options.
+
 - Update python manual page (options -B, -O0, -s, environment variables
 PYTHONDONTWRITEBYTECODE, PYTHONNOUSERSITE).
 
