[Python-checkins] Fix missing import in dataclass code snippet (GH-29214)

[Mariatta]

https://github.com/python/cpython/commit/ad4e8d2b871c4f5bce27520627bbb2e0e544bc24
commit: ad4e8d2b871c4f5bce27520627bbb2e0e544bc24
branch: main
author: Leo <LeoHuckvale at users.noreply.github.com>
committer: Mariatta <Mariatta at users.noreply.github.com>
date: 2022-02-14T12:01:53-08:00
summary:

Fix missing import in dataclass code snippet (GH-29214)

field was not imported. It has been added now.

files:
M Doc/whatsnew/3.10.rst

diff --git a/Doc/whatsnew/3.10.rst b/Doc/whatsnew/3.10.rst
index 806170ede1596..905305be3176c 100644
--- a/Doc/whatsnew/3.10.rst
+++ b/Doc/whatsnew/3.10.rst
@@ -1019,7 +1019,7 @@ You can specify keyword-only on a per-field basis:
 
 .. code-block:: python
 
-    from dataclasses import dataclass
+    from dataclasses import dataclass, field
 
     @dataclass
     class Birthday: