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authorR David Murray <rdmurray@bitdance.com>2013-12-25 03:28:04 (GMT)
committerR David Murray <rdmurray@bitdance.com>2013-12-25 03:28:04 (GMT)
commit6e39015f611bd0dbeada39c53d087f4df0d4ce73 (patch)
treef172e1f37b416938dc13d301eba8f79d202fc6d4 /Doc
parent3edcc7832e04691bc6309915201e4461a18a0eb0 (diff)
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pty.spawn returns os.waitpid; optimization of BZ2File and LZMAFile.
Diffstat (limited to 'Doc')
-rw-r--r--Doc/whatsnew/3.4.rst13
1 files changed, 13 insertions, 0 deletions
diff --git a/Doc/whatsnew/3.4.rst b/Doc/whatsnew/3.4.rst
index 9f8583d..e9292ba 100644
--- a/Doc/whatsnew/3.4.rst
+++ b/Doc/whatsnew/3.4.rst
@@ -473,6 +473,7 @@ trace memory blocks allocated by Python. It provides the following information:
Improved Modules
================
+
abc
---
@@ -480,6 +481,7 @@ New function :func:`abc.get_cache_token` can be used to know when to invalidate
caches that are affected by changes in the object graph. (Contributed
by Ɓukasz Langa in :issue:`16832`.)
+
aifc
----
@@ -786,6 +788,13 @@ The :mod:`pprint` module now supports *compact* mode for formatting long
sequences (:issue:`19132`).
+pty
+---
+
+:func:`pty.spawn` now returns the status value from :func:`os.waitpid` on
+the child process, instead of ``None``. (Contributed by Gregory P. Smith.)
+
+
pydoc
-----
@@ -1110,6 +1119,10 @@ Significant Optimizations
:issue:`19219`, :issue:`19218`, :issue:`19209`, :issue:`19205` and
:issue:`9548`)
+* :class:`bz2.BZ2File` is now as fast or faster than the Python2 version for
+ most cases. :class:`lzma.LZMAFile` has also been optimized. (Contributed by
+ Serhiy Storchaka and Nadeem Vawda in :issue:`16034`.)
+
Deprecated
==========