Update pandas/core/reshape/concat.py

jahn96 · mroeschke · web-flow · commit 36e66191ad84 · 2024-08-05T22:36:26.000-04:00
Co-authored-by: Matthew Roeschke &lt;10647082+mroeschke@users.noreply.github.com&gt;
diff --git a/pandas/core/reshape/concat.py b/pandas/core/reshape/concat.py
@@ -381,8 +381,7 @@ def concat(
     """
     if ignore_index and keys is not None:
         raise ValueError(
-            "Setting ignore_index to true and providing key values are "
-            "counterproductive. Either should be used."
+            f"Cannot set {ignore_index=} and specify keys. Either should be used."
         )
 
     if copy is not lib.no_default:

Original file line number	Diff line number	Diff line change
`@@ -381,8 +381,7 @@ def concat(`
`381`	`381`	`"""`
`382`	`382`	`if ignore_index and keys is not None:`
`383`	`383`	`raise ValueError(`
`384`		`- "Setting ignore_index to true and providing key values are "`
`385`		`- "counterproductive. Either should be used."`
	`384`	`+ f"Cannot set {ignore_index=} and specify keys. Either should be used."`
`386`	`385`	`)`
`387`	`386`
`388`	`387`	`if copy is not lib.no_default:`