diff --git a/Doc/library/stdtypes.rst b/Doc/library/stdtypes.rst
index f06f579a9a4..4e1f7a7fe6d 100644
--- a/Doc/library/stdtypes.rst
+++ b/Doc/library/stdtypes.rst
@@ -2459,7 +2459,7 @@ copying.
       bytearray(b'z123fg')
       >>> v[2:3] = b'spam'
       Traceback (most recent call last):
-      File "<stdin>", line 1, in <module>
+        File "<stdin>", line 1, in <module>
       ValueError: memoryview assignment: lvalue and rvalue have different structures
       >>> v[2:6] = b'spam'
       >>> data
diff --git a/Lib/test/test_float.py b/Lib/test/test_float.py
index 3cee3836a35..502292f6154 100644
--- a/Lib/test/test_float.py
+++ b/Lib/test/test_float.py
@@ -860,16 +860,6 @@ class InfNanTest(unittest.TestCase):
         self.assertEqual(str(1e300 * 1e300 * 0), "nan")
         self.assertEqual(str(-1e300 * 1e300 * 0), "nan")
 
-    def notest_float_nan(self):
-        self.assertTrue(NAN.is_nan())
-        self.assertFalse(INF.is_nan())
-        self.assertFalse((0.).is_nan())
-
-    def notest_float_inf(self):
-        self.assertTrue(INF.is_inf())
-        self.assertFalse(NAN.is_inf())
-        self.assertFalse((0.).is_inf())
-
     def test_inf_signs(self):
         self.assertEqual(copysign(1.0, float('inf')), 1.0)
         self.assertEqual(copysign(1.0, float('-inf')), -1.0)