Merge #11686: add missing entries to email __all__ lists.

Original patch by Steffen Daode Nurpmeso

Lib/email/__init__.py

@@ -11,6 +11,7 @@ __all__ = [
     'charset',
     'encoders',
     'errors',
+    'feedparser',
     'generator',
     'header',
     'iterators',

Lib/email/feedparser.py

@@ -19,7 +19,7 @@ the current message.  Defects are just instances that live on the message
 object's .defects attribute.
 """
 
-__all__ = ['FeedParser']
+__all__ = ['FeedParser', 'BytesFeedParser']
 
 import re
 

Lib/email/generator.py

@@ -4,7 +4,7 @@
 
 """Classes to generate plain text from a message object tree."""
 
-__all__ = ['Generator', 'DecodedGenerator']
+__all__ = ['Generator', 'DecodedGenerator', 'BytesGenerator']
 
 import re
 import sys

Lib/test/test_email/test_email.py

@@ -2600,14 +2600,11 @@ class TestMiscellaneous(TestEmailBase):
 
     def test__all__(self):
         module = __import__('email')
-        # Can't use sorted() here due to Python 2.3 compatibility
-        all = module.__all__[:]
-        all.sort()
-        self.assertEqual(all, [
-            'base64mime', 'charset', 'encoders', 'errors', 'generator',
-            'header', 'iterators', 'message', 'message_from_binary_file',
-            'message_from_bytes', 'message_from_file',
-            'message_from_string', 'mime', 'parser',
+        self.assertEqual(sorted(module.__all__), [
+            'base64mime', 'charset', 'encoders', 'errors', 'feedparser',
+            'generator', 'header', 'iterators', 'message',
+            'message_from_binary_file', 'message_from_bytes',
+            'message_from_file', 'message_from_string', 'mime', 'parser',
             'quoprimime', 'utils',
             ])