Remove trailing whitespace.
diff --git a/Doc/library/zipimport.rst b/Doc/library/zipimport.rst
index 104182e..0a6ece0 100644
--- a/Doc/library/zipimport.rst
+++ b/Doc/library/zipimport.rst
@@ -148,7 +148,7 @@
     --------                   -------
         8467                   1 file
    $ ./python
-   Python 2.3 (#1, Aug 1 2003, 19:54:32) 
+   Python 2.3 (#1, Aug 1 2003, 19:54:32)
    >>> import sys
    >>> sys.path.insert(0, '/tmp/example.zip')  # Add .zip file to front of path
    >>> import jwzthreading