Fix spacing in loop example

Doc/tut/tut.tex

@@ -2060,9 +2060,9 @@ can be paired with the \function{zip()} function.
 >>> for q, a in zip(questions, answers):
 ...     print 'What is your %s?  It is %s.' % (q, a)
 ...	
-What is your name ?  It is lancelot .
-What is your quest ?  It is the holy grail .
-What is your favorite color ?  It is blue .
+What is your name?  It is lancelot.
+What is your quest?  It is the holy grail.
+What is your favorite color?  It is blue.
 \end{verbatim}