From e5a452b3a4600dfc9c045e1591c25e6a567d8d73 Mon Sep 17 00:00:00 2001
From: Tom Lane <tgl@sss.pgh.pa.us>
Date: Thu, 27 Mar 2014 17:15:45 -0400
Subject: [PATCH] Improve documentation note about Python 2.3 and cdecimal.

Explain exactly what fails (ie, function arguments of type numeric)
if you don't have it.
---
 doc/src/sgml/installation.sgml | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/doc/src/sgml/installation.sgml b/doc/src/sgml/installation.sgml
index 1dee8f4ccb..efaaad80b4 100644
--- a/doc/src/sgml/installation.sgml
+++ b/doc/src/sgml/installation.sgml
@@ -204,10 +204,10 @@ su - postgres
       installation with the header files and
       the <application>distutils</application> module.  The minimum
       required version is <productname>Python</productname> 2.3.
-      For full functionality, a 2.3.x installation must include the
-      separately-available <filename>cdecimal</> module; in particular
-      the <application>PL/Python</> regression tests will not pass if that
-      is missing.
+      (To work with function arguments of type <type>numeric</>, a 2.3.x
+      installation must include the separately-available <filename>cdecimal</>
+      module; note the <application>PL/Python</> regression tests
+      will not pass if that is missing.)
       <productname>Python 3</productname> is supported if it's
       version 3.1 or later; but see
       <![%standalone-include[the <application>PL/Python</> documentation]]>
-- 
2.40.0