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author | Christian Heimes <christian@cheimes.de> | 2008-04-19 00:55:37 (GMT) |
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committer | Christian Heimes <christian@cheimes.de> | 2008-04-19 00:55:37 (GMT) |
commit | dae2a8939df14692b59d66b13c587a0a4197700e (patch) | |
tree | c6732b7a9193bc6325d9965ba687278a5d4ce4d5 /Doc/library/pkgutil.rst | |
parent | 53876d9cd8a67d9e67772e082deab92a598f74b3 (diff) | |
download | cpython-dae2a8939df14692b59d66b13c587a0a4197700e.zip cpython-dae2a8939df14692b59d66b13c587a0a4197700e.tar.gz cpython-dae2a8939df14692b59d66b13c587a0a4197700e.tar.bz2 |
Merged revisions 62350-62355,62358-62359,62364-62365,62370,62372-62375,62378-62379,62381 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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r62350 | nick.coghlan | 2008-04-15 12:25:31 +0200 (Tue, 15 Apr 2008) | 1 line
Issue 2439: add pkgutils.get_data() as a convenience wrapper for the PEP 302 get_data() API (contributed by Paul Moore)
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r62351 | nick.coghlan | 2008-04-15 12:28:14 +0200 (Tue, 15 Apr 2008) | 1 line
Add test file missing from rev 62350
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r62352 | benjamin.peterson | 2008-04-15 13:58:46 +0200 (Tue, 15 Apr 2008) | 2 lines
Add myself to Doc/ACKS.txt
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r62353 | andrew.kuchling | 2008-04-15 15:10:07 +0200 (Tue, 15 Apr 2008) | 6 lines
Add *,**,@ to index, as suggested by
http://farmdev.com/thoughts/24/what-does-the-def-star-variable-or-def-asterisk-parameter-syntax-do-in-python-/
The right entry type to use isn't clear; operator seems wrong, because *,**,@
aren't being used in expressions here. I put them as 'statement'; 'syntax'
might be better.
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r62354 | andrew.kuchling | 2008-04-15 15:10:41 +0200 (Tue, 15 Apr 2008) | 1 line
Typo fix
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r62355 | mark.dickinson | 2008-04-15 22:51:18 +0200 (Tue, 15 Apr 2008) | 3 lines
Fix for possible signed overflow: the behaviour of -LONG_MIN is
undefined in ANSI C.
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r62358 | jeroen.ruigrok | 2008-04-16 14:47:01 +0200 (Wed, 16 Apr 2008) | 2 lines
Reformat to 80 columns prior to adding documentation.
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r62359 | jeroen.ruigrok | 2008-04-16 14:57:43 +0200 (Wed, 16 Apr 2008) | 2 lines
Add details about the return value for mmap.flush().
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r62364 | raymond.hettinger | 2008-04-17 12:48:31 +0200 (Thu, 17 Apr 2008) | 1 line
Issue 2648: Add leading zero to money format recipe in the docs.
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r62365 | jeroen.ruigrok | 2008-04-17 14:39:45 +0200 (Thu, 17 Apr 2008) | 2 lines
Be consistent in the use of read-only.
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r62370 | andrew.kuchling | 2008-04-17 22:44:06 +0200 (Thu, 17 Apr 2008) | 1 line
Typo fixes
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r62372 | andrew.kuchling | 2008-04-18 04:40:47 +0200 (Fri, 18 Apr 2008) | 1 line
Use correct parameter name
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r62373 | andrew.kuchling | 2008-04-18 18:53:09 +0200 (Fri, 18 Apr 2008) | 1 line
#2654: fix typo
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r62374 | andrew.kuchling | 2008-04-18 20:28:23 +0200 (Fri, 18 Apr 2008) | 4 lines
Remove personal note from Jim Roskind; it no longer applies, and the
e-mail address is for a previous employer.
Can we move the big long copyright statement into a sidebar or something?
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r62375 | andrew.kuchling | 2008-04-18 20:39:55 +0200 (Fri, 18 Apr 2008) | 1 line
Rewrite introductory section, and remove old section. (It was already commented-out, but why keep it?)
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r62378 | skip.montanaro | 2008-04-18 22:35:46 +0200 (Fri, 18 Apr 2008) | 1 line
resolve issue 2014
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r62379 | benjamin.peterson | 2008-04-18 22:45:33 +0200 (Fri, 18 Apr 2008) | 2 lines
Fix indentation in sysmodule.c
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r62381 | amaury.forgeotdarc | 2008-04-19 01:31:33 +0200 (Sat, 19 Apr 2008) | 3 lines
Some tests did not pass on repeated calls (regrtest -R::)
Perform additional cleanup, mostly deleting from sys.modules, or clearing the warnings registry.
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Diffstat (limited to 'Doc/library/pkgutil.rst')
-rw-r--r-- | Doc/library/pkgutil.rst | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/Doc/library/pkgutil.rst b/Doc/library/pkgutil.rst index 1a84338..72daa84 100644 --- a/Doc/library/pkgutil.rst +++ b/Doc/library/pkgutil.rst @@ -6,7 +6,7 @@ :synopsis: Utilities to support extension of packages. -This module provides a single function: +This module provides functions to manipulate packages: .. function:: extend_path(path, name) @@ -38,3 +38,24 @@ This module provides a single function: ``sys.path`` that cause errors when used as filenames may cause this function to raise an exception (in line with :func:`os.path.isdir` behavior). +.. function:: get_data(package, resource) + + Get a resource from a package. + + This is a wrapper round the PEP 302 loader :func:`get_data` API. The package + argument should be the name of a package, in standard module format + (foo.bar). The resource argument should be in the form of a relative + filename, using ``/`` as the path separator. The parent directory name + ``..`` is not allowed, and nor is a rooted name (starting with a ``/``). + + The function returns a binary string, which is the contents of the + specified resource. + + For packages located in the filesystem, which have already been imported, + this is the rough equivalent of:: + + d = os.path.dirname(sys.modules[package].__file__) + data = open(os.path.join(d, resource), 'rb').read() + + If the package cannot be located or loaded, or it uses a PEP 302 loader + which does not support :func:`get_data`, then None is returned. |