Remove trailing whitespace.
diff --git a/Doc/tutorial/classes.rst b/Doc/tutorial/classes.rst
index 43f2c6d..48c7bcb 100644
--- a/Doc/tutorial/classes.rst
+++ b/Doc/tutorial/classes.rst
@@ -250,7 +250,7 @@
... def __init__(self, realpart, imagpart):
... self.r = realpart
... self.i = imagpart
- ...
+ ...
>>> x = Complex(3.0, -4.5)
>>> x.r, x.i
(3.0, -4.5)
@@ -481,7 +481,7 @@
``issubclass(unicode, str)`` is ``False`` since :class:`unicode` is not a
subclass of :class:`str` (they only share a common ancestor,
:class:`basestring`).
-
+
.. _tut-multiple:
@@ -743,7 +743,7 @@
f
l
o
- g
+ g
Anything that can be done with generators can also be done with class based
iterators as described in the previous section. What makes generators so