diff --git a/pandas/tests/indexes/test_base.py b/pandas/tests/indexes/test_base.py
index 5bfa13c0865f1..9d6dc3e906dff 100644
--- a/pandas/tests/indexes/test_base.py
+++ b/pandas/tests/indexes/test_base.py
@@ -507,7 +507,7 @@ def test_constructor_dtypes_timedelta(self, attr, klass):
         result = klass(list(values), dtype=dtype)
         tm.assert_index_equal(result, index)
 
-    @pytest.mark.parametrize("value", [[], iter([]), (x for x in [])])
+    @pytest.mark.parametrize("value", [[], iter([]), (_ for _ in [])])
     @pytest.mark.parametrize(
         "klass",
         [
@@ -530,7 +530,7 @@ def test_constructor_empty(self, value, klass):
         [
             (PeriodIndex([], freq="B"), PeriodIndex),
             (PeriodIndex(iter([]), freq="B"), PeriodIndex),
-            (PeriodIndex((x for x in []), freq="B"), PeriodIndex),
+            (PeriodIndex((_ for _ in []), freq="B"), PeriodIndex),
             (RangeIndex(step=1), pd.RangeIndex),
             (MultiIndex(levels=[[1, 2], ["blue", "red"]], codes=[[], []]), MultiIndex),
         ],
@@ -1733,22 +1733,22 @@ def test_slice_locs_na_raises(self):
         "in_slice,expected",
         [
             (pd.IndexSlice[::-1], "yxdcb"),
-            (pd.IndexSlice["b":"y":-1], ""),
-            (pd.IndexSlice["b"::-1], "b"),
-            (pd.IndexSlice[:"b":-1], "yxdcb"),
-            (pd.IndexSlice[:"y":-1], "y"),
-            (pd.IndexSlice["y"::-1], "yxdcb"),
-            (pd.IndexSlice["y"::-4], "yb"),
+            (pd.IndexSlice["b":"y":-1], ""),  # type: ignore
+            (pd.IndexSlice["b"::-1], "b"),  # type: ignore
+            (pd.IndexSlice[:"b":-1], "yxdcb"),  # type: ignore
+            (pd.IndexSlice[:"y":-1], "y"),  # type: ignore
+            (pd.IndexSlice["y"::-1], "yxdcb"),  # type: ignore
+            (pd.IndexSlice["y"::-4], "yb"),  # type: ignore
             # absent labels
-            (pd.IndexSlice[:"a":-1], "yxdcb"),
-            (pd.IndexSlice[:"a":-2], "ydb"),
-            (pd.IndexSlice["z"::-1], "yxdcb"),
-            (pd.IndexSlice["z"::-3], "yc"),
-            (pd.IndexSlice["m"::-1], "dcb"),
-            (pd.IndexSlice[:"m":-1], "yx"),
-            (pd.IndexSlice["a":"a":-1], ""),
-            (pd.IndexSlice["z":"z":-1], ""),
-            (pd.IndexSlice["m":"m":-1], ""),
+            (pd.IndexSlice[:"a":-1], "yxdcb"),  # type: ignore
+            (pd.IndexSlice[:"a":-2], "ydb"),  # type: ignore
+            (pd.IndexSlice["z"::-1], "yxdcb"),  # type: ignore
+            (pd.IndexSlice["z"::-3], "yc"),  # type: ignore
+            (pd.IndexSlice["m"::-1], "dcb"),  # type: ignore
+            (pd.IndexSlice[:"m":-1], "yx"),  # type: ignore
+            (pd.IndexSlice["a":"a":-1], ""),  # type: ignore
+            (pd.IndexSlice["z":"z":-1], ""),  # type: ignore
+            (pd.IndexSlice["m":"m":-1], ""),  # type: ignore
         ],
     )
     def test_slice_locs_negative_step(self, in_slice, expected):
diff --git a/setup.cfg b/setup.cfg
index 46e6b88f8018a..fa8b61a214cab 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -148,9 +148,6 @@ ignore_errors=True
 [mypy-pandas.tests.indexes.datetimes.test_tools]
 ignore_errors=True
 
-[mypy-pandas.tests.indexes.test_base]
-ignore_errors=True
-
 [mypy-pandas.tests.scalar.period.test_period]
 ignore_errors=True