Mercurial > cpython-lru_cache-weakref

comparison Doc/lib/libstdtypes.tex @ 32975:9b188158181f legacy-trunk

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Typo fix; use 'in-place' instead of 'inplace'
author Andrew M. Kuchling <amk@amk.ca>
date Fri, 06 Aug 2004 18:55:09 +0000
parents fb6ffd290cfb
children b5dcfe7a4159
comparison
equal deleted inserted replaced
32974:fb6ffd290cfb 32975:9b188158181f
535 \var{i} or \var{j} are omitted then they become ``end'' values 535 \var{i} or \var{j} are omitted then they become ``end'' values
536 (which end depends on the sign of \var{k}). Note, \var{k} cannot 536 (which end depends on the sign of \var{k}). Note, \var{k} cannot
537 be zero. 537 be zero.
538 538
539 \item[(6)] If \var{s} and \var{t} are both strings, some Python 539 \item[(6)] If \var{s} and \var{t} are both strings, some Python
540 implementations such as CPython can usally perform an inplace optimization 540 implementations such as CPython can usually perform an in-place optimization
541 for assignments of the form \code{\var{s}=\var{s}+\var{t}} or 541 for assignments of the form \code{\var{s}=\var{s}+\var{t}} or
542 \code{\var{s}+=\var{t}}. When applicable, this optimization makes 542 \code{\var{s}+=\var{t}}. When applicable, this optimization makes
543 quadratic run-time much less likely. This optimization is both version 543 quadratic run-time much less likely. This optimization is both version
544 and implementation dependent. For performance sensitive code, it is 544 and implementation dependent. For performance sensitive code, it is
545 preferrable to use the \method{str.join()} method which assures consistent 545 preferrable to use the \method{str.join()} method which assures consistent
546 linear concatenation performance across versions and implementations. 546 linear concatenation performance across versions and implementations.
547 \versionchanged[Formerly, string concatenation never occurred inplace]{2.4} 547 \versionchanged[Formerly, string concatenation never occurred in-place]{2.4}
548 548
549 \end{description} 549 \end{description}
550 550
551 551
552 \subsubsection{String Methods \label{string-methods}} 552 \subsubsection{String Methods \label{string-methods}}