#1467: fix documentation for TestResult.add{Error,Failure}.
diff --git a/Doc/library/unittest.rst b/Doc/library/unittest.rst
index 3d3727f..90d32e2 100644
--- a/Doc/library/unittest.rst
+++ b/Doc/library/unittest.rst
@@ -814,8 +814,9 @@
Called when the test case *test* raises an unexpected exception *err* is a tuple
of the form returned by :func:`sys.exc_info`: ``(type, value, traceback)``.
- The default implementation appends ``(test, err)`` to the instance's ``errors``
- attribute.
+ The default implementation appends a tuple ``(test, formatted_err)`` to the
+ instance's ``errors`` attribute, where *formatted_err* is a formatted
+ traceback derived from *err*.
.. method:: TestResult.addFailure(test, err)
@@ -823,8 +824,9 @@
Called when the test case *test* signals a failure. *err* is a tuple of the form
returned by :func:`sys.exc_info`: ``(type, value, traceback)``.
- The default implementation appends ``(test, err)`` to the instance's
- ``failures`` attribute.
+ The default implementation appends a tuple ``(test, formatted_err)`` to the
+ instance's ``failures`` attribute, where *formatted_err* is a formatted
+ traceback derived from *err*.
.. method:: TestResult.addSuccess(test)