Fixed an example in the use of email.Utils.getaddresses(). The
failobj has to be a list or the `+' can fail.
diff --git a/Doc/lib/emailutil.tex b/Doc/lib/emailutil.tex
index d4a7313..a5030d2 100644
--- a/Doc/lib/emailutil.tex
+++ b/Doc/lib/emailutil.tex
@@ -40,10 +40,10 @@
\begin{verbatim}
from email.Utils import getaddresses
-tos = msg.get_all('to')
-ccs = msg.get_all('cc')
-resent_tos = msg.get_all('resent-to')
-resent_ccs = msg.get_all('resent-cc')
+tos = msg.get_all('to', [])
+ccs = msg.get_all('cc', [])
+resent_tos = msg.get_all('resent-to', [])
+resent_ccs = msg.get_all('resent-cc', [])
all_recipients = getaddresses(tos + ccs + resent_tos + resent_ccs)
\end{verbatim}
\end{funcdesc}