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Diffstat (limited to 'Doc/whatsnew/whatsnew24.tex')
| -rw-r--r-- | Doc/whatsnew/whatsnew24.tex | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/Doc/whatsnew/whatsnew24.tex b/Doc/whatsnew/whatsnew24.tex index ed4a57f..1ca43d8 100644 --- a/Doc/whatsnew/whatsnew24.tex +++ b/Doc/whatsnew/whatsnew24.tex @@ -322,10 +322,11 @@ euc-jisx0213, iso-2022-jp, iso-2022-jp-1, iso-2022-jp-2, \item Korean: cp949, euc-kr, johab, iso-2022-kr \end{itemize} -\item There is a new \module{collections} module which currently offers - just one new datatype, \class{deque}, which offers high-performance, - thread-safe, memory friendly appends and pops on either side of the - deque resulting in efficient stacks and queues: +\item There is a new \module{collections} module for + various specialized collection datatypes. + Currently it contains just one type, \class{deque}, + a double-ended queue that supports efficiently adding and removing + elements from either end. \begin{verbatim} >>> from collections import deque @@ -344,12 +345,12 @@ deque(['f', 'g', 'h', 'i', 'j']) True \end{verbatim} -Several modules now take advantage of \class{collections.deque()} for +Several modules now take advantage of \class{collections.deque} for improved performance: \module{Queue}, \module{mutex}, \module{shlex} \module{threading}, and \module{pydoc}. \item The \module{heapq} module has been converted to C. The resulting - ten-fold improvement in speed makes the module suitable for handling + tenfold improvement in speed makes the module suitable for handling high volumes of data. \item The \module{imaplib} module now supports IMAP's THREAD command. |