Backout 308f3c1e36d3.  This change (issue21044) does not need to be merged on
2.7, as the os.fdopen sets the name attribute to '<fdopen>' and not to the fd.
diff --git a/Lib/test/test_tarfile.py b/Lib/test/test_tarfile.py
index 7d13398..ff3265f 100644
--- a/Lib/test/test_tarfile.py
+++ b/Lib/test/test_tarfile.py
@@ -1,7 +1,6 @@
 # -*- coding: iso-8859-15 -*-
 
 import sys
-import io
 import os
 import shutil
 import StringIO
@@ -290,49 +289,24 @@
 class MiscReadTest(CommonReadTest):
     taropen = tarfile.TarFile.taropen
 
-    def requires_name_attribute(self):
-        pass
-
     def test_no_name_argument(self):
-        self.requires_name_attribute()
-        with open(self.tarname, "rb") as fobj:
-            self.assertIsInstance(fobj.name, str)
-            with tarfile.open(fileobj=fobj, mode=self.mode) as tar:
-                self.assertIsInstance(tar.name, str)
-                self.assertEqual(tar.name, os.path.abspath(fobj.name))
+        fobj = open(self.tarname, "rb")
+        tar = tarfile.open(fileobj=fobj, mode=self.mode)
+        self.assertEqual(tar.name, os.path.abspath(fobj.name))
 
     def test_no_name_attribute(self):
         data = open(self.tarname, "rb").read()
         fobj = StringIO.StringIO(data)
         self.assertRaises(AttributeError, getattr, fobj, "name")
         tar = tarfile.open(fileobj=fobj, mode=self.mode)
-        self.assertIsNone(tar.name)
+        self.assertEqual(tar.name, None)
 
     def test_empty_name_attribute(self):
         data = open(self.tarname, "rb").read()
         fobj = StringIO.StringIO(data)
         fobj.name = ""
         tar = tarfile.open(fileobj=fobj, mode=self.mode)
-        self.assertIsNone(tar.name)
-
-    def test_int_name_attribute(self):
-        # Issue 21044: tarfile.open() should handle fileobj with an integer
-        # 'name' attribute.
-        fd = os.open(self.tarname, os.O_RDONLY)
-        with io.open(fd, 'rb') as fobj:
-            self.assertIsInstance(fobj.name, int)
-            with tarfile.open(fileobj=fobj, mode=self.mode) as tar:
-                self.assertIsNone(tar.name)
-
-    @test_support.requires_unicode
-    def test_unicode_name_attribute(self):
-        self.requires_name_attribute()
-        tarname = unicode(self.tarname, test_support.TESTFN_ENCODING)
-        with io.open(tarname, 'rb') as fobj:
-            self.assertIsInstance(fobj.name, unicode)
-            with tarfile.open(fileobj=fobj, mode=self.mode) as tar:
-                self.assertIsInstance(tar.name, unicode)
-                self.assertEqual(tar.name, os.path.abspath(fobj.name))
+        self.assertEqual(tar.name, None)
 
     def test_illegal_mode_arg(self):
         with open(tmpname, 'wb'):
@@ -1694,8 +1668,6 @@
     tarname = bz2name
     mode = "r:bz2"
     taropen = tarfile.TarFile.bz2open
-    def requires_name_attribute(self):
-        self.skipTest("BZ2File have no name attribute")
 class Bz2UstarReadTest(UstarReadTest):
     tarname = bz2name
     mode = "r:bz2"