[Python-checkins] Typing docs: fix typo in annotating tuples comment (#106048)

[AlexWaygood]

https://github.com/python/cpython/commit/8ef0ee4ebc84ee68f16cea85ffdb949ecccb4ba5
commit: 8ef0ee4ebc84ee68f16cea85ffdb949ecccb4ba5
branch: main
author: Eamon Tracey <66919574+EamonTracey at users.noreply.github.com>
committer: AlexWaygood <Alex.Waygood at Gmail.com>
date: 2023-06-23T21:34:05+01:00
summary:

Typing docs: fix typo in annotating tuples comment (#106048)

files:
M Doc/library/typing.rst

diff --git a/Doc/library/typing.rst b/Doc/library/typing.rst
index 7458fa568b32..9771ba0a794b 100644
--- a/Doc/library/typing.rst
+++ b/Doc/library/typing.rst
@@ -362,8 +362,8 @@ the container will be of the same type. For example::
    # Type checker error: ``list`` only accepts a single type argument:
    y: list[int, str] = [1, 'foo']
 
-   # Type checker will infer that all keys in ``y`` are meant to be strings,
-   # and that all values in ``y`` are meant to be either strings or ints
+   # Type checker will infer that all keys in ``z`` are meant to be strings,
+   # and that all values in ``z`` are meant to be either strings or ints
    z: Mapping[str, str | int] = {}
 
 :class:`list` only accepts one type argument, so a type checker would emit an