Use the more conventional "self" as the name of the self parameter in an

example.  It actually confused a reader.

Doc/tut/tut.tex

@@ -3429,7 +3429,7 @@ this:
 class MyClass:
     "A simple example class"
     i = 12345
-    def f(x):
+    def f(self):
         return 'hello world'
 \end{verbatim}