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gh-148592: Inaccuracies in expression_stmt documentation #148593

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9516cd4
Correct inaccuracies in syntax documentation
AEErshov Apr 15, 2026
034dd45
Merge branch 'main' into docs-syntax
AEErshov Apr 15, 2026
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4 changes: 2 additions & 2 deletions Doc/reference/expressions.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -321,7 +321,7 @@ Parenthesized forms
A parenthesized form is an optional expression list enclosed in parentheses:

.. productionlist:: python-grammar
parenth_form: "(" [`starred_expression`] ")"
parenth_form: "(" [`flexible_expression_list`] ")"

A parenthesized expression list yields whatever that expression list yields: if
the list contains at least one comma, it yields a tuple; otherwise, it yields
Expand Down Expand Up @@ -628,7 +628,7 @@ Yield expressions
.. productionlist:: python-grammar
yield_atom: "(" `yield_expression` ")"
yield_from: "yield" "from" `expression`
yield_expression: "yield" `yield_list` | `yield_from`
yield_expression: "yield" [`yield_list` | `yield_from`]

The yield expression is used when defining a :term:`generator` function
or an :term:`asynchronous generator` function and
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8 changes: 4 additions & 4 deletions Doc/reference/simple_stmts.rst
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Expand Up @@ -48,7 +48,7 @@ expression statements are allowed and occasionally useful. The syntax for an
expression statement is:

.. productionlist:: python-grammar
expression_stmt: `starred_expression`
expression_stmt: `starred_expression_list`

An expression statement evaluates the expression list (which may be a single
expression).
Expand Down Expand Up @@ -84,7 +84,7 @@ Assignment statements are used to (re)bind names to values and to modify
attributes or items of mutable objects:

.. productionlist:: python-grammar
assignment_stmt: (`target_list` "=")+ (`starred_expression` | `yield_expression`)
assignment_stmt: (`target_list` "=")+ (`starred_expression_list` | `yield_expression`)
target_list: `target` ("," `target`)* [","]
target: `identifier`
: | "(" [`target_list`] ")"
Expand Down Expand Up @@ -275,7 +275,7 @@ Augmented assignment is the combination, in a single statement, of a binary
operation and an assignment statement:

.. productionlist:: python-grammar
augmented_assignment_stmt: `augtarget` `augop` (`expression_list` | `yield_expression`)
augmented_assignment_stmt: `augtarget` `augop` (`starred_expression_list` | `yield_expression`)
augtarget: `identifier` | `attributeref` | `subscription`
augop: "+=" | "-=" | "*=" | "@=" | "/=" | "//=" | "%=" | "**="
: | ">>=" | "<<=" | "&=" | "^=" | "|="
Expand Down Expand Up @@ -324,7 +324,7 @@ statement, of a variable or attribute annotation and an optional assignment stat

.. productionlist:: python-grammar
annotated_assignment_stmt: `augtarget` ":" `expression`
: ["=" (`starred_expression` | `yield_expression`)]
: ["=" (`starred_expression_list` | `yield_expression`)]

The difference from normal :ref:`assignment` is that only a single target is allowed.

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