From 68f20910365ed2d8bbfe1fe0a2c6304322d69509 Mon Sep 17 00:00:00 2001
From: Matthew Roeschke <10647082+mroeschke@users.noreply.github.com>
Date: Tue, 14 Nov 2023 09:08:52 -0800
Subject: [PATCH] Add typing in test_sql

---
 pandas/tests/io/test_sql.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pandas/tests/io/test_sql.py b/pandas/tests/io/test_sql.py
index d994f6bdc8a49..9ac20774b8c93 100644
--- a/pandas/tests/io/test_sql.py
+++ b/pandas/tests/io/test_sql.py
@@ -3180,6 +3180,8 @@ def dtype_backend_data() -> DataFrame:
 @pytest.fixture
 def dtype_backend_expected():
     def func(storage, dtype_backend, conn_name) -> DataFrame:
+        string_array: StringArray | ArrowStringArray
+        string_array_na: StringArray | ArrowStringArray
         if storage == "python":
             string_array = StringArray(np.array(["a", "b", "c"], dtype=np.object_))
             string_array_na = StringArray(np.array(["a", "b", pd.NA], dtype=np.object_))