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authorChristian Heimes <christian@cheimes.de>2008-01-07 21:14:23 (GMT)
committerChristian Heimes <christian@cheimes.de>2008-01-07 21:14:23 (GMT)
commit790c8232019d0a13c3f0a72b8cffcf3ae69ea7b9 (patch)
tree377ebd7133b8766eee491cefe5b6d5eb5717d145 /Doc/using
parent0625e89771e17e3ed5ca1fb37e0fdc9224fc5a2a (diff)
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Merged revisions 59822-59841 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk ........ r59822 | georg.brandl | 2008-01-07 17:43:47 +0100 (Mon, 07 Jan 2008) | 2 lines Restore "somenamedtuple" as the "class" for named tuple attrs. ........ r59824 | georg.brandl | 2008-01-07 18:09:35 +0100 (Mon, 07 Jan 2008) | 2 lines Patch #602345 by Neal Norwitz and me: add -B option and PYTHONDONTWRITEBYTECODE envvar to skip writing bytecode. ........ r59827 | georg.brandl | 2008-01-07 18:25:53 +0100 (Mon, 07 Jan 2008) | 2 lines patch #1668: clarify envvar docs; rename THREADDEBUG to PYTHONTHREADDEBUG. ........ r59830 | georg.brandl | 2008-01-07 19:16:36 +0100 (Mon, 07 Jan 2008) | 2 lines Make Python compile with --disable-unicode. ........ r59831 | georg.brandl | 2008-01-07 19:23:27 +0100 (Mon, 07 Jan 2008) | 2 lines Restructure urllib doc structure. ........ r59833 | georg.brandl | 2008-01-07 19:41:34 +0100 (Mon, 07 Jan 2008) | 2 lines Fix #define ordering. ........ r59834 | georg.brandl | 2008-01-07 19:47:44 +0100 (Mon, 07 Jan 2008) | 2 lines #467924, patch by Alan McIntyre: Add ZipFile.extract and ZipFile.extractall. ........ r59835 | raymond.hettinger | 2008-01-07 19:52:19 +0100 (Mon, 07 Jan 2008) | 1 line Fix inconsistent title levels -- it made the whole doc build crash horribly. ........ r59836 | georg.brandl | 2008-01-07 19:57:03 +0100 (Mon, 07 Jan 2008) | 2 lines Fix two further doc build warnings. ........ r59837 | georg.brandl | 2008-01-07 20:17:10 +0100 (Mon, 07 Jan 2008) | 2 lines Clarify metaclass docs and add example. ........ r59838 | vinay.sajip | 2008-01-07 20:40:10 +0100 (Mon, 07 Jan 2008) | 1 line Added section about adding contextual information to log output. ........ r59839 | christian.heimes | 2008-01-07 20:58:41 +0100 (Mon, 07 Jan 2008) | 1 line Fixed indention problem that caused the second TIPC test to run on systems without TIPC ........ r59840 | raymond.hettinger | 2008-01-07 21:07:38 +0100 (Mon, 07 Jan 2008) | 1 line Cleanup named tuple subclassing example. ........
Diffstat (limited to 'Doc/using')
-rw-r--r--Doc/using/cmdline.rst55
1 files changed, 54 insertions, 1 deletions
diff --git a/Doc/using/cmdline.rst b/Doc/using/cmdline.rst
index 3fe405a..ba3e1c9 100644
--- a/Doc/using/cmdline.rst
+++ b/Doc/using/cmdline.rst
@@ -142,6 +142,14 @@ Miscellaneous options
option is given twice (:option:`-bb`).
+.. cmdoption:: -B
+
+ If given, Python won't try to write ``.pyc`` or ``.pyo`` files on the
+ import of source modules. See also :envvar:`PYTHONDONTWRITEBYTECODE`.
+
+ .. versionadded:: 2.6
+
+
.. cmdoption:: -d
Turn on parser debugging output (for wizards only, depending on compilation
@@ -284,6 +292,8 @@ Miscellaneous options
Environment variables
---------------------
+These environment variables influence Python's behavior.
+
.. envvar:: PYTHONHOME
Change the location of the standard Python libraries. By default, the
@@ -299,7 +309,7 @@ Environment variables
.. envvar:: PYTHONPATH
- Augments the default search path for module files. The format is the same as
+ Augment the default search path for module files. The format is the same as
the shell's :envvar:`PATH`: one or more directory pathnames separated by
colons. Non-existent directories are silently ignored.
@@ -349,6 +359,9 @@ Environment variables
If this is set to a non-empty string it is equivalent to specifying the
:option:`-i` option.
+ This variable can also be modified by Python code using :data:`os.environ`
+ to force inspect mode on program termination.
+
.. envvar:: PYTHONUNBUFFERED
@@ -368,3 +381,43 @@ Environment variables
If this is set, Python ignores case in :keyword:`import` statements. This
only works on Windows.
+
+.. envvar:: PYTHONDONTWRITEBYTECODE
+
+ If this is set, Python won't try to write ``.pyc`` or ``.pyo`` files on the
+ import of source modules.
+
+ .. versionadded:: 2.6
+
+
+.. envvar:: PYTHONEXECUTABLE
+
+ If this environment variable is set, ``sys.argv[0]`` will be set to its
+ value instead of the value got through the C runtime. Only works on
+ MacOS X.
+
+
+Debug-mode variables
+~~~~~~~~~~~~~~~~~~~~
+
+Setting these variables only has an effect in a debug build of Python, that is,
+if Python was configured with the :option:`--with-pydebug` build option.
+
+.. envvar:: PYTHONTHREADDEBUG
+
+ If set, Python will print debug threading debug info.
+
+ .. versionchanged:: 2.6
+ Previously, this variable was called ``THREADDEBUG``.
+
+.. envvar:: PYTHONDUMPREFS
+
+ If set, Python will dump objects and reference counts still alive after
+ shutting down the interpreter.
+
+
+.. envvar:: PYTHONMALLOCSTATS
+
+ If set, Python will print memory allocation statistics every time a new
+ object arena is created, and on shutdown.
+