From 7c31beec192cdd4dfe2e4cfea8c338681e59b73c Mon Sep 17 00:00:00 2001
From: Patrick Hoefler <61934744+phofl@users.noreply.github.com>
Date: Sat, 4 Mar 2023 02:28:36 +0100
Subject: [PATCH] Backport PR #51674: BUG: ArrowDtype().type raising for fixed
 size pa binary

---
 pandas/core/arrays/arrow/dtype.py    | 6 +++++-
 pandas/tests/extension/test_arrow.py | 5 +++++
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/pandas/core/arrays/arrow/dtype.py b/pandas/core/arrays/arrow/dtype.py
index e8adab019b097..b6515c2875718 100644
--- a/pandas/core/arrays/arrow/dtype.py
+++ b/pandas/core/arrays/arrow/dtype.py
@@ -108,7 +108,11 @@ def type(self):
             return float
         elif pa.types.is_string(pa_type):
             return str
-        elif pa.types.is_binary(pa_type):
+        elif (
+            pa.types.is_binary(pa_type)
+            or pa.types.is_fixed_size_binary(pa_type)
+            or pa.types.is_large_binary(pa_type)
+        ):
             return bytes
         elif pa.types.is_boolean(pa_type):
             return bool
diff --git a/pandas/tests/extension/test_arrow.py b/pandas/tests/extension/test_arrow.py
index 60d015c3a8f26..a15aa66d0f966 100644
--- a/pandas/tests/extension/test_arrow.py
+++ b/pandas/tests/extension/test_arrow.py
@@ -1399,6 +1399,11 @@ def test_mode_dropna_false_mode_na(data):
     tm.assert_series_equal(result, expected)
 
 
+@pytest.mark.parametrize("arrow_dtype", [pa.binary(), pa.binary(16), pa.large_binary()])
+def test_arrow_dtype_type(arrow_dtype):
+    assert ArrowDtype(arrow_dtype).type == bytes
+
+
 def test_is_bool_dtype():
     # GH 22667
     data = ArrowExtensionArray(pa.array([True, False, True]))