Removed some extraneous and confusing parenthesized expressions.

Noted by Skip Montanaro <skip@mojam.com>.
This commit is contained in:
Fred Drake 2000-04-25 21:09:10 +00:00
parent c4428c58bb
commit c009d198db
1 changed files with 3 additions and 3 deletions

View File

@ -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}