diff --git a/Lib/email/__init__.py b/Lib/email/__init__.py
--- a/Lib/email/__init__.py
+++ b/Lib/email/__init__.py
@@ -11,6 +11,7 @@
     'charset',
     'encoders',
     'errors',
+    'feedparser',
     'generator',
     'header',
     'iterators',
diff --git a/Lib/email/feedparser.py b/Lib/email/feedparser.py
--- a/Lib/email/feedparser.py
+++ b/Lib/email/feedparser.py
@@ -19,7 +19,7 @@
 object's .defects attribute.
 """
 
-__all__ = ['FeedParser']
+__all__ = ['FeedParser', 'BytesFeedParser']
 
 import re
 
diff --git a/Lib/email/generator.py b/Lib/email/generator.py
--- a/Lib/email/generator.py
+++ b/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
diff --git a/Lib/email/parser.py b/Lib/email/parser.py
--- a/Lib/email/parser.py
+++ b/Lib/email/parser.py
@@ -4,7 +4,7 @@
 
 """A parser of RFC 2822 and MIME email messages."""
 
-__all__ = ['Parser', 'HeaderParser']
+__all__ = ['Parser', 'HeaderParser', 'BytesParser']
 
 import warnings
 from io import StringIO, TextIOWrapper