From c009d198db67d197c8c78451b28e15302646de74 Mon Sep 17 00:00:00 2001 From: Fred Drake Date: Tue, 25 Apr 2000 21:09:10 +0000 Subject: [PATCH] Removed some extraneous and confusing parenthesized expressions. Noted by Skip Montanaro . --- Doc/ref/ref5.tex | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/Doc/ref/ref5.tex b/Doc/ref/ref5.tex index 5bca8ed2d7c..1ef032b6102 100644 --- a/Doc/ref/ref5.tex +++ b/Doc/ref/ref5.tex @@ -840,15 +840,15 @@ def make_incrementor(increment): expression_list: expression ("," expression)* [","] \end{verbatim} -An expression (expression) list containing at least one comma yields a +An expression list containing at least one comma yields a tuple. The length of the tuple is the number of expressions in the list. The expressions are evaluated from left to right. \obindex{tuple} The trailing comma is required only to create a single tuple (a.k.a. a \emph{singleton}); it is optional in all other cases. A single -expression (expression) without a trailing comma doesn't create a -tuple, but rather yields the value of that expression (expression). +expression without a trailing comma doesn't create a +tuple, but rather yields the value of that expression. (To create an empty tuple, use an empty pair of parentheses: \code{()}.) \indexii{trailing}{comma}