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[Bug #1619674] Make sum() use the term iterable, not sequence

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Andrew M. Kuchling 2006-12-20 19:57:10 +00:00
parent eca4c31267
commit 1be2ac9cd6
1 changed files with 5 additions and 5 deletions
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10
Doc/lib/libfuncs.tex
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@ -1087,11 +1087,11 @@ class C:
string, \code{''}. string, \code{''}.
\end{funcdesc} \end{funcdesc}
\begin{funcdesc}{sum}{sequence\optional{, start}} \begin{funcdesc}{sum}{iterable\optional{, start}}
Sums \var{start} and the items of a \var{sequence}, from left to Sums \var{start} and the items of an \var{iterable} from left to
right, and returns the total. \var{start} defaults to \code{0}. right and returns the total. \var{start} defaults to \code{0}.
The \var{sequence}'s items are normally numbers, and are not allowed The \var{iterable}'s items are normally numbers, and are not allowed
to be strings. The fast, correct way to concatenate sequence of to be strings. The fast, correct way to concatenate a sequence of
strings is by calling \code{''.join(\var{sequence})}. strings is by calling \code{''.join(\var{sequence})}.
Note that \code{sum(range(\var{n}), \var{m})} is equivalent to Note that \code{sum(range(\var{n}), \var{m})} is equivalent to
\code{reduce(operator.add, range(\var{n}), \var{m})} \code{reduce(operator.add, range(\var{n}), \var{m})}