Updating documentation and adding docstrings to unittest.TestCase.assertRegexpMatches and assertNotRegexpMatches. Issue 8038.
diff --git a/Lib/unittest/case.py b/Lib/unittest/case.py
index cbbe2b5..5c434d9 100644
--- a/Lib/unittest/case.py
+++ b/Lib/unittest/case.py
@@ -945,6 +945,7 @@
             callable_obj(*args, **kwargs)
 
     def assertRegexpMatches(self, text, expected_regexp, msg=None):
+        """Fail the test unless the text matches the regular expression."""
         if isinstance(expected_regexp, basestring):
             expected_regexp = re.compile(expected_regexp)
         if not expected_regexp.search(text):
@@ -953,6 +954,7 @@
             raise self.failureException(msg)
 
     def assertNotRegexpMatches(self, text, unexpected_regexp, msg=None):
+        """Fail the test if the text matches the regular expression."""
         if isinstance(unexpected_regexp, basestring):
             unexpected_regexp = re.compile(unexpected_regexp)
         match = unexpected_regexp.search(text)