Adding TextTestResult to unittest.__all__
diff --git a/Lib/unittest/__init__.py b/Lib/unittest/__init__.py
index c12e669..4a308fa 100644
--- a/Lib/unittest/__init__.py
+++ b/Lib/unittest/__init__.py
@@ -47,10 +47,11 @@
 __all__ = ['TestResult', 'TestCase', 'TestSuite',
            'TextTestRunner', 'TestLoader', 'FunctionTestCase', 'main',
            'defaultTestLoader', 'SkipTest', 'skip', 'skipIf', 'skipUnless',
-           'expectedFailure']
+           'expectedFailure', 'TextTestResult']
 
 # Expose obsolete functions for backwards compatibility
 __all__.extend(['getTestCaseNames', 'makeSuite', 'findTestCases'])
+__all__.append('_TextTestResult')
 
 
 from .result import TestResult