Mar 24, 2026 · Mar 24, 2026
diff --git a/Doc/library/ast.rst b/Doc/library/ast.rst
   Simple indices are represented by their value, extended slices are
   represented as tuples.

 .. versionchanged:: 3.13

    AST node constructors were changed to provide sensible defaults for omitted
    fields: optional fields now default to ``None``, list fields default to an
    empty list, and fields of type :class:`!ast.expr_context` default to
    :class:`Load() <ast.Load>`. Previously, omitted attributes would not exist on constructed
    nodes (accessing them raised :exc:`AttributeError`).

 .. versionchanged:: 3.14

    The :meth:`~object.__repr__` output of :class:`~ast.AST` nodes includes
Original file line number	Diff line number	Diff line change
Expand Up		@@ -134,6 +134,14 @@ Node classes
		Simple indices are represented by their value, extended slices are
		represented as tuples.

		.. versionchanged:: 3.13

		AST node constructors were changed to provide sensible defaults for omitted
		fields: optional fields now default to ``None``, list fields default to an
		empty list, and fields of type :class:`!ast.expr_context` default to
		:class:`Load() <ast.Load>`. Previously, omitted attributes would not exist on constructed
		nodes (accessing them raised :exc:`AttributeError`).

		.. versionchanged:: 3.14

		The :meth:`~object.__repr__` output of :class:`~ast.AST` nodes includes
Expand Down