From 6f6b46c9c0ca3d96acbebc5499c32ee6369e1eec Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter_e@gmx.net>
Date: Wed, 18 Jan 2012 21:02:09 +0200
Subject: [PATCH] PL/Python: Update example

Change the usesavedplan() example to use a more modern Python style
using the .setdefault() function.
---
 doc/src/sgml/plpython.sgml | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/doc/src/sgml/plpython.sgml b/doc/src/sgml/plpython.sgml
index 618f8d055e..5a3c8caa68 100644
--- a/doc/src/sgml/plpython.sgml
+++ b/doc/src/sgml/plpython.sgml
@@ -955,11 +955,7 @@ rv = plpy.execute(plan, [ "name" ], 5)
    <xref linkend="plpython-sharing">). For example:
 <programlisting>
 CREATE FUNCTION usesavedplan() RETURNS trigger AS $$
-    if SD.has_key("plan"):
-        plan = SD["plan"]
-    else:
-        plan = plpy.prepare("SELECT 1")
-        SD["plan"] = plan
+    plan = SD.setdefault("plan", plpy.prepare("SELECT 1"))
     # rest of function
 $$ LANGUAGE plpythonu;
 </programlisting>