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-rw-r--r--Doc/library/string.rst7
1 files changed, 5 insertions, 2 deletions
diff --git a/Doc/library/string.rst b/Doc/library/string.rst
index ee8ea85..89955cf 100644
--- a/Doc/library/string.rst
+++ b/Doc/library/string.rst
@@ -231,8 +231,11 @@ attribute using :func:`getattr`, while an expression of the form ``'[index]'``
does an index lookup using :func:`__getitem__`.
.. versionchanged:: 3.1
- The positional argument specifiers can be omitted, so ``'{} {}'`` is
- equivalent to ``'{0} {1}'``.
+ The positional argument specifiers can be omitted for :meth:`str.format`,
+ so ``'{} {}'.format(a, b)`` is equivalent to ``'{0} {1}'.format(a, b)``.
+
+.. versionchanged:: 3.4
+ The positional argument specifiers can be omitted for :class:`Formatter`.
Some simple format string examples::