diff -r eb0622dc8376 Doc/library/unittest.rst
--- a/Doc/library/unittest.rst	Tue Dec 10 14:18:30 2013 -0600
+++ b/Doc/library/unittest.rst	Wed Dec 11 00:26:07 2013 +0200
@@ -664,6 +664,12 @@
    and report failures, and some inquiry methods allowing information about the
    test itself to be gathered.
 
+   .. note::
+      
+      The `__init__` for :class:`TestCase` gets called one time 
+      for each test defined in the class, not one time for test class. 
+      Use :meth:`~setUpClass` for latter.
+
    Methods in the first group (running the test) are:
 
    .. method:: setUp()