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bpo-33852: Remove misplaced parentheses around 'list'. (GH-7672) 

'expresson list' refers to the grammar term 'expression_list' in the subscription production.
(cherry picked from commit 4fddd4e406)

Co-authored-by: Andrés Delfino <adelfino@gmail.com>
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Miss Islington (bot) 2018-06-15 11:45:37 -07:00 committed by GitHub
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Doc/reference/expressions.rst
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@ -777,7 +777,7 @@ whose value is one of the keys of the mapping, and the subscription selects the
value in the mapping that corresponds to that key. (The expression list is a
tuple except if it has exactly one item.)
If the primary is a sequence, the expression (list) must evaluate to an integer
If the primary is a sequence, the expression list must evaluate to an integer
or a slice (as discussed in the following section).
The formal syntax makes no special provision for negative indices in