From 60af576f77063cac1a64e60b1d3dc8ea08635156 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rodrigo=20Gir=C3=A3o=20Serr=C3=A3o?=
 <5621605+rodrigogiraoserrao@users.noreply.github.com>
Date: Mon, 23 Sep 2024 10:55:13 +0100
Subject: [PATCH 1/2] Fix typo

---
 crates/polars-error/src/lib.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crates/polars-error/src/lib.rs b/crates/polars-error/src/lib.rs
index f664c1acf3f3..b67e4702a9c0 100644
--- a/crates/polars-error/src/lib.rs
+++ b/crates/polars-error/src/lib.rs
@@ -352,7 +352,7 @@ Alternatively, if the performance cost is acceptable, you could just set:
 on startup."#.trim_start())
     };
     (duplicate = $name:expr) => {
-        polars_err!(Duplicate: "column with name '{}' has more than one occurrences", $name)
+        polars_err!(Duplicate: "column with name '{}' has more than one occurrence", $name)
     };
     (col_not_found = $name:expr) => {
         polars_err!(ColumnNotFound: "{:?} not found", $name)

From 385f290fa5a7c856802427bb11c504a40c74fc3d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rodrigo=20Gir=C3=A3o=20Serr=C3=A3o?=
 <5621605+rodrigogiraoserrao@users.noreply.github.com>
Date: Mon, 23 Sep 2024 12:40:48 +0100
Subject: [PATCH 2/2] Fix test.

---
 py-polars/tests/unit/operations/test_pivot.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/py-polars/tests/unit/operations/test_pivot.py b/py-polars/tests/unit/operations/test_pivot.py
index c9812fd7e1bd..46e3c26a87f0 100644
--- a/py-polars/tests/unit/operations/test_pivot.py
+++ b/py-polars/tests/unit/operations/test_pivot.py
@@ -466,7 +466,7 @@ def test_pivot_struct() -> None:
 
 def test_duplicate_column_names_which_should_raise_14305() -> None:
     df = pl.DataFrame({"a": [1, 3, 2], "c": ["a", "a", "a"], "d": [7, 8, 9]})
-    with pytest.raises(DuplicateError, match="has more than one occurrences"):
+    with pytest.raises(DuplicateError, match="has more than one occurrence"):
         df.pivot(index="a", on="c", values="d")