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| author | Georg Brandl <georg@python.org> | 2009-09-16 16:05:59 (GMT) |
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| committer | Georg Brandl <georg@python.org> | 2009-09-16 16:05:59 (GMT) |
| commit | b044b2a701179dc6f8d50d28c7d4486e0d0d7a09 (patch) | |
| tree | 3337a0b5e15ca883b815062cdac083449a093049 /Doc/library/weakref.rst | |
| parent | f4b4623a309fe2548e7b2987674b4e68f5b8f0e1 (diff) | |
| download | cpython-b044b2a701179dc6f8d50d28c7d4486e0d0d7a09.zip cpython-b044b2a701179dc6f8d50d28c7d4486e0d0d7a09.tar.gz cpython-b044b2a701179dc6f8d50d28c7d4486e0d0d7a09.tar.bz2 | |
Merged revisions 74821,74828-74831,74833,74835 via svnmerge from
svn+ssh://svn.python.org/python/branches/py3k
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r74821 | georg.brandl | 2009-09-16 11:42:19 +0200 (Mi, 16 Sep 2009) | 1 line
#6885: run python 3 as python3.
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r74828 | georg.brandl | 2009-09-16 16:23:20 +0200 (Mi, 16 Sep 2009) | 1 line
Use true booleans.
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r74829 | georg.brandl | 2009-09-16 16:24:29 +0200 (Mi, 16 Sep 2009) | 1 line
Small PEP8 correction.
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r74830 | georg.brandl | 2009-09-16 16:36:22 +0200 (Mi, 16 Sep 2009) | 1 line
Use true booleans.
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r74831 | georg.brandl | 2009-09-16 17:54:04 +0200 (Mi, 16 Sep 2009) | 1 line
Use true booleans and PEP8 for argdefaults.
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r74833 | georg.brandl | 2009-09-16 17:58:14 +0200 (Mi, 16 Sep 2009) | 1 line
Last round of adapting style of documenting argument default values.
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r74835 | georg.brandl | 2009-09-16 18:00:31 +0200 (Mi, 16 Sep 2009) | 33 lines
Merged revisions 74817-74820,74822-74824 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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r74817 | georg.brandl | 2009-09-16 11:05:11 +0200 (Mi, 16 Sep 2009) | 1 line
Make deprecation notices as visible as warnings are right now.
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r74818 | georg.brandl | 2009-09-16 11:23:04 +0200 (Mi, 16 Sep 2009) | 1 line
#6880: add reference to classes section in exceptions section, which comes earlier.
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r74819 | georg.brandl | 2009-09-16 11:24:57 +0200 (Mi, 16 Sep 2009) | 1 line
#6876: fix base class constructor invocation in example.
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r74820 | georg.brandl | 2009-09-16 11:30:48 +0200 (Mi, 16 Sep 2009) | 1 line
#6891: comment out dead link to Unicode article.
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r74822 | georg.brandl | 2009-09-16 12:12:06 +0200 (Mi, 16 Sep 2009) | 1 line
#5621: refactor description of how class/instance attributes interact on a.x=a.x+1 or augassign.
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r74823 | georg.brandl | 2009-09-16 15:06:22 +0200 (Mi, 16 Sep 2009) | 1 line
Remove strange trailing commas.
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r74824 | georg.brandl | 2009-09-16 15:11:06 +0200 (Mi, 16 Sep 2009) | 1 line
#6892: fix optparse example involving help option.
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Diffstat (limited to 'Doc/library/weakref.rst')
| -rw-r--r-- | Doc/library/weakref.rst | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/Doc/library/weakref.rst b/Doc/library/weakref.rst index 7c7be95..9aaa58a 100644 --- a/Doc/library/weakref.rst +++ b/Doc/library/weakref.rst @@ -1,4 +1,3 @@ - :mod:`weakref` --- Weak references ================================== @@ -92,10 +91,10 @@ Extension types can easily be made to support weak references; see but cannot be propagated; they are handled in exactly the same way as exceptions raised from an object's :meth:`__del__` method. - Weak references are :term:`hashable` if the *object* is hashable. They will maintain - their hash value even after the *object* was deleted. If :func:`hash` is called - the first time only after the *object* was deleted, the call will raise - :exc:`TypeError`. + Weak references are :term:`hashable` if the *object* is hashable. They will + maintain their hash value even after the *object* was deleted. If + :func:`hash` is called the first time only after the *object* was deleted, + the call will raise :exc:`TypeError`. Weak references support tests for equality, but not ordering. If the referents are still alive, two references have the same equality relationship as their |