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| author | Antoine Pitrou <solipsis@pitrou.net> | 2012-07-07 15:33:42 (GMT) |
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| committer | Antoine Pitrou <solipsis@pitrou.net> | 2012-07-07 15:33:42 (GMT) |
| commit | d94adb73673d94530eb9cb302214e374640dc25c (patch) | |
| tree | 4a26bbfcb7346c196cd2b99aec3dafd6137c1169 /Doc/whatsnew | |
| parent | c20740109d59847ef3c7bfcb968e8c8fe019928a (diff) | |
| download | cpython-d94adb73673d94530eb9cb302214e374640dc25c.zip cpython-d94adb73673d94530eb9cb302214e374640dc25c.tar.gz cpython-d94adb73673d94530eb9cb302214e374640dc25c.tar.bz2 | |
Add a blurb about PEP 412
Diffstat (limited to 'Doc/whatsnew')
| -rw-r--r-- | Doc/whatsnew/3.3.rst | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Doc/whatsnew/3.3.rst b/Doc/whatsnew/3.3.rst index 38a9f35..e3eddc4 100644 --- a/Doc/whatsnew/3.3.rst +++ b/Doc/whatsnew/3.3.rst @@ -477,6 +477,18 @@ new, more precise information:: '<function C.D.meth at 0x7f46b9fe31e0>' +PEP 412: Key-Sharing Dictionary +=============================== + +:pep:`412` - Key-Sharing Dictionary + PEP written and implemented by Mark Shannon. + +Dictionaries used for the storage of objects' attributes are now able to +share part of their internal storage between each other (namely, the part +which stores the keys and their respective hashes). This reduces the memory +consumption of programs creating many instances of non-builtin types. + + Using importlib as the Implementation of Import =============================================== :issue:`2377` - Replace __import__ w/ importlib.__import__ |