Markup nit.
diff --git a/Doc/library/urllib.request.rst b/Doc/library/urllib.request.rst
index 9496083..676d5ce 100644
--- a/Doc/library/urllib.request.rst
+++ b/Doc/library/urllib.request.rst
@@ -1073,7 +1073,7 @@
 --------
 
 This example gets the python.org main page and displays the first 100 bytes of
-it.::
+it. ::
 
    >>> import urllib.request
    >>> f = urllib.request.urlopen('http://www.python.org/')