typos, layout and other small things
diff --git a/Doc/lib/libpickle.tex b/Doc/lib/libpickle.tex
index 92020a2..579992f 100644
--- a/Doc/lib/libpickle.tex
+++ b/Doc/lib/libpickle.tex
@@ -146,7 +146,7 @@
 
 \begin{verbatim}
 u = pickle.Unpickler(f)
-x = u.load(x)
+x = u.load()
 \end{verbatim}
 
 A shorthand is: