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| author | R David Murray <rdmurray@bitdance.com> | 2014-01-04 23:07:20 (GMT) |
|---|---|---|
| committer | R David Murray <rdmurray@bitdance.com> | 2014-01-04 23:07:20 (GMT) |
| commit | 4908f4a1512bd8f8625631f2c763cb04640c434a (patch) | |
| tree | a9412505ed43a5ff1ad12205aff0112e0aabad17 /Doc/whatsnew/3.4.rst | |
| parent | b231b2be070a143b349ad90b11151bd4297c396a (diff) | |
| download | cpython-4908f4a1512bd8f8625631f2c763cb04640c434a.zip cpython-4908f4a1512bd8f8625631f2c763cb04640c434a.tar.gz cpython-4908f4a1512bd8f8625631f2c763cb04640c434a.tar.bz2 | |
whatsnew: from __future__ string exception, attribute UTF-32 decoder speedup.
And more news entry clarifications.
Diffstat (limited to 'Doc/whatsnew/3.4.rst')
| -rw-r--r-- | Doc/whatsnew/3.4.rst | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/Doc/whatsnew/3.4.rst b/Doc/whatsnew/3.4.rst index 78d5841..f4e809e 100644 --- a/Doc/whatsnew/3.4.rst +++ b/Doc/whatsnew/3.4.rst @@ -1234,7 +1234,8 @@ Other Improvements Significant Optimizations ========================= -* The UTF-32 decoder is now 3x to 4x faster. +* The UTF-32 decoder is now 3x to 4x faster. (Contributed by Serhiy Storchaka + in :issue:`14625`.) * The cost of hash collisions for sets is now reduced. Each hash table probe now checks a series of consecutive, adjacent key/hash pairs before @@ -1437,6 +1438,12 @@ Changes in the Python API keyword. If you've been paying attention to deprecation warnings your code should already be specifying any additional arguments via keywords. +* Strings between ``from __future__ import ...`` statements now *always* raise + a :exc:`SyntaxError`. Previously if there was no leading docstring, an + interstitial string would sometimes be ignored. This brings CPython into + compliance with the language spec; Jython and PyPy already were. + (:issue:`17434`). + Changes in the C API -------------------- |