Issue #23883: Removed redundant names from blacklists.

Lib/test/test_calendar.py

@@ -817,7 +817,7 @@ class CommandLineTestCase(unittest.TestCase):
 
 class MiscTestCase(unittest.TestCase):
     def test__all__(self):
-        blacklist = {'error', 'mdays', 'January', 'February', 'EPOCH',
+        blacklist = {'mdays', 'January', 'February', 'EPOCH',
                      'MONDAY', 'TUESDAY', 'WEDNESDAY', 'THURSDAY', 'FRIDAY',
                      'SATURDAY', 'SUNDAY', 'different_locale', 'c',
                      'prweek', 'week', 'format', 'formatstring', 'main'}

Lib/test/test_tarfile.py

@@ -1998,7 +1998,7 @@ class MiscTest(unittest.TestCase):
             tarfile.itn(0x10000000000, 6, tarfile.GNU_FORMAT)
 
     def test__all__(self):
-        blacklist = {'version', 'bltn_open', 'symlink_exception',
+        blacklist = {'version', 'symlink_exception',
                      'NUL', 'BLOCKSIZE', 'RECORDSIZE', 'GNU_MAGIC',
                      'POSIX_MAGIC', 'LENGTH_NAME', 'LENGTH_LINK',
                      'LENGTH_PREFIX', 'REGTYPE', 'AREGTYPE', 'LNKTYPE',
@@ -2011,7 +2011,7 @@ class MiscTest(unittest.TestCase):
                      'filemode',
                      'EmptyHeaderError', 'TruncatedHeaderError',
                      'EOFHeaderError', 'InvalidHeaderError',
-                     'SubsequentHeaderError', 'ExFileObject', 'TarIter',
+                     'SubsequentHeaderError', 'ExFileObject',
                      'main'}
         support.check__all__(self, tarfile, blacklist=blacklist)