# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1223832510 -7200
# Node ID 54380c79216ee5315ad9d5f4cd0ab2aa860193f6
# Parent  a333f8d849e82c6350e61774742713563b2887a8
Introduced set usage in order to improve efficiency.

diff -r a333f8d849e8 -r 54380c79216e XSLForms/Output.py
--- a/XSLForms/Output.py	Sat Oct 11 23:11:02 2008 +0200
+++ b/XSLForms/Output.py	Sun Oct 12 19:28:30 2008 +0200
@@ -29,6 +29,11 @@
     from libxmlmods import libxml2mod
     from libxmlmods import libxsltmod
 
+try:
+    set
+except NameError:
+    from sets import Set as set
+
 import libxml2dom
 import urllib
 
@@ -258,11 +263,10 @@
     # NOTE: Could not directly reference attributes in the nodes list because
     # NOTE: libxml2dom did not yet support parent element discovery on
     # NOTE: attributes. The nodes function below remedies this.
-    names = []
+    names = set()
     for node in nodes:
         name = path_to_node(libxml2dom.Node(node), 1, attribute_name, 0)
-        if name not in names:
-            names.append(name)
+        names.add(name)
     r = ",".join(names)
     return r.encode(libxml2_encoding)
 
@@ -275,11 +279,10 @@
     an XPath expression in the template.
     """
 
-    names = []
+    names = set()
     for node in nodes:
         name = path_to_node(libxml2dom.Node(node))
-        if name not in names:
-            names.append(name)
+        names.add(name)
     r = ",".join(names)
     return r.encode(libxml2_encoding)