Issue #25533: Update documentation regarding the frozen modules table

* "ctypes" documentation was using Python 2 bytes-str equivalence.
* PyImport_FrozenModules is a pointer to const as of Python 3.4

1 files changed, 6 insertions, 5 deletions

diff --git a/Lib/ctypes/test/test_values.py b/Lib/ctypes/test/test_values.py
index c7c78ce4e5..5a3a47f968 100644
--- a/Lib/ctypes/test/test_values.py
+++ b/Lib/ctypes/test/test_values.py
@@ -77,13 +77,14 @@ class PythonValuesTestCase(unittest.TestCase):
                 self.assertTrue(entry.size,
                     "{!r} was reported as having no size".format(entry.name))
                 continue
-            items.append((entry.name, entry.size))
+            items.append((entry.name.decode("ascii"), entry.size))
 
-        expected = [(b"__hello__", 161),
-                    (b"__phello__", -161),
-                    (b"__phello__.spam", 161),
+        expected = [("__hello__", 161),
+                    ("__phello__", -161),
+                    ("__phello__.spam", 161),
                     ]
-        self.assertEqual(items, expected)
+        self.assertEqual(items, expected, "PyImport_FrozenModules example "
+            "in Doc/library/ctypes.rst may be out of date")
 
         self.assertEqual(sorted(bootstrap_seen), bootstrap_expected,
             "frozen bootstrap modules did not match PyImport_FrozenModules")