update release notes

jonathanho168 · jonathanho168 · commit 8997ec0e83f6 · 2023-12-11T21:43:45.000-05:00
diff --git a/doc/source/whatsnew/v2.1.4.rst b/doc/source/whatsnew/v2.1.4.rst
@@ -33,6 +33,7 @@ Bug fixes
 
 Other
 ~~~~~
+- Enhanced :func:`pandas.factorize` to support an additional parameter `original_factorization`, allowing users to apply an existing factorization scheme to new data. This feature is useful for maintaining consistent category codes across different datasets (:issue:`12509`).
 -
 -
 

Original file line number	Diff line number	Diff line change
`@@ -33,6 +33,7 @@ Bug fixes`
`33`	`33`
`34`	`34`	`Other`
`35`	`35`	`~~~~~`
	`36`	+- Enhanced :func:`pandas.factorize` to support an additional parameter `original_factorization`, allowing users to apply an existing factorization scheme to new data. This feature is useful for maintaining consistent category codes across different datasets (:issue:`12509`).
`36`	`37`	`-`
`37`	`38`	`-`
`38`	`39`