fix issue #200

Author: jsiek

book.tex

@@ -23,7 +23,7 @@
 
 \def\racketEd{0}
 \def\pythonEd{1}
-\def\edition{1}
+\def\edition{0}
 
 % material that is specific to the Racket edition of the book
 \newcommand{\racket}[1]{{\if\edition\racketEd{#1}\fi}}
@@ -18024,9 +18024,11 @@ \section{Closure Conversion}
 \end{tabular}  \\
 
 
-We no longer need the annotated assignment statement \code{AnnAssign}
-to support the type checking of \code{lambda} expressions, so we
-translate it to a regular \code{Assign} statement.
+\python{
+  We no longer need the annotated assignment statement \code{AnnAssign}
+  to support the type checking of \code{lambda} expressions, so we
+  translate it to a regular \code{Assign} statement.
+}
 
 The top-level function definitions need to be updated to take an extra
 closure parameter, but that parameter is ignored in the body of those