Issue #26711: Fixed the comparison of plistlib.Data with other types.

2 files changed, 5 insertions, 5 deletions

diff --git a/Lib/plistlib.py b/Lib/plistlib.py
index a39151f..b66639c 100644
--- a/Lib/plistlib.py
+++ b/Lib/plistlib.py
@@ -225,10 +225,10 @@ class Data:
     def __eq__(self, other):
         if isinstance(other, self.__class__):
             return self.data == other.data
-        elif isinstance(other, str):
+        elif isinstance(other, bytes):
             return self.data == other
         else:
-            return id(self) == id(other)
+            return NotImplemented
 
     def __repr__(self):
         return "%s(%s)" % (self.__class__.__name__, repr(self.data))
diff --git a/Lib/test/test_plistlib.py b/Lib/test/test_plistlib.py
index f0e9e5a..16114f9 100644
--- a/Lib/test/test_plistlib.py
+++ b/Lib/test/test_plistlib.py
@@ -515,15 +515,15 @@ class TestPlistlibDeprecated(unittest.TestCase):
 
         cur = plistlib.loads(buf)
         self.assertEqual(cur, out_data)
-        self.assertNotEqual(cur, in_data)
+        self.assertEqual(cur, in_data)
 
         cur = plistlib.loads(buf, use_builtin_types=False)
-        self.assertNotEqual(cur, out_data)
+        self.assertEqual(cur, out_data)
         self.assertEqual(cur, in_data)
 
         with self.assertWarns(DeprecationWarning):
             cur = plistlib.readPlistFromBytes(buf)
-        self.assertNotEqual(cur, out_data)
+        self.assertEqual(cur, out_data)
         self.assertEqual(cur, in_data)