diff --git a/demo/editor-build.html b/demo/editor-build.html
index 7f791814..8ebcdf9e 100644
--- a/demo/editor-build.html
+++ b/demo/editor-build.html
@@ -62,6 +62,7 @@
           <option value="js">JS Document</option>
           <option value="html">HTML Document</option>
           <option value="css">CSS Document</option>
+          <option value="python">Python Document</option>
         </select>
       </td>
       <td>
@@ -72,6 +73,7 @@
           <option value="xml">XML</option>
           <option value="html">HTML</option>
           <option value="css">CSS</option>
+          <option value="python">Python</option>
         </select>
       </td>
       <td>
@@ -132,10 +134,30 @@
 </html>
     </script>
     
+    <script type="text/editor" id="pythontext">#!/usr/local/bin/python
+    
+import string, sys
+
+# If no arguments were given, print a helpful message
+if len(sys.argv)==1:
+    print 'Usage: celsius temp1 temp2 ...'
+    sys.exit(0)
+
+# Loop over the arguments
+for i in sys.argv[1:]:
+    try: 
+        fahrenheit=float(string.atoi(i))
+    except string.atoi_error:
+        print repr(i), "not a numeric value"
+    else:
+        celsius=(fahrenheit-32)*5.0/9.0
+	    print '%i\260F = %i\260C' % (int(fahrenheit), int(celsius+.5))
+</script>
+    
 <script type="text/javascript" charset="utf-8">
 
 require(
-    {baseUrl: "../build"},
+    {baseUrl: "../lib"},
     [
         "ace/lib/event",
         "ace/editor",
@@ -147,8 +169,9 @@ require(
         "ace/mode/html",
         "ace/mode/xml",
         "ace/mode/text",
+        "ace/mode/python",
         "ace/undomanager"
-    ], function(event, Editor, Renderer, theme, Document, JavaScriptMode, CssMode, HtmlMode, XmlMode, TextMode, UndoManager) { 
+    ], function(event, Editor, Renderer, theme, Document, JavaScriptMode, CssMode, HtmlMode, XmlMode, TextMode, PythonMode, UndoManager) { 
 
 var docs = {}
 
@@ -164,6 +187,10 @@ docs.html = new Document(document.getElementById("htmltext").innerHTML);
 docs.html.setMode(new HtmlMode());
 docs.html.setUndoManager(new UndoManager());
 
+docs.python = new Document(document.getElementById("pythontext").innerHTML);
+docs.python.setMode(new PythonMode());
+docs.python.setUndoManager(new UndoManager());
+
 var docEl = document.getElementById("doc");
 
 function onDocChange() {
@@ -183,6 +210,9 @@ function onDocChange() {
     else if (mode instanceof XmlMode) {
         modeEl.value = "xml"
     }
+    else if (mode instanceof PythonMode) {
+        modeEl.value = "python"
+    }
     else {
         modeEl.value = "text"
     }
diff --git a/demo/editor.html b/demo/editor.html
index 1d5c1718..e5bdd247 100644
--- a/demo/editor.html
+++ b/demo/editor.html
@@ -61,6 +61,7 @@
           <option value="js">JS Document</option>
           <option value="html">HTML Document</option>
           <option value="css">CSS Document</option>
+          <option value="python">Python Document</option>
         </select>
       </td>
       <td>
@@ -71,6 +72,7 @@
           <option value="xml">XML</option>
           <option value="html">HTML</option>
           <option value="css">CSS</option>
+          <option value="python">Python</option>
         </select>
       </td>
       <td>
@@ -131,6 +133,26 @@
 </html>
     </script>
     
+    <script type="text/editor" id="pythontext">#!/usr/local/bin/python
+    
+import string, sys
+
+# If no arguments were given, print a helpful message
+if len(sys.argv)==1:
+    print 'Usage: celsius temp1 temp2 ...'
+    sys.exit(0)
+
+# Loop over the arguments
+for i in sys.argv[1:]:
+    try: 
+        fahrenheit=float(string.atoi(i))
+    except string.atoi_error:
+        print repr(i), "not a numeric value"
+    else:
+	    celsius=(fahrenheit-32)*5.0/9.0
+	    print '%i\260F = %i\260C' % (int(fahrenheit), int(celsius+.5))
+</script>
+    
 <script type="text/javascript" charset="utf-8">
 
 require(
@@ -146,8 +168,9 @@ require(
         "ace/mode/html",
         "ace/mode/xml",
         "ace/mode/text",
+        "ace/mode/python",
         "ace/undomanager"
-    ], function(event, Editor, Renderer, theme, Document, JavaScriptMode, CssMode, HtmlMode, XmlMode, TextMode, UndoManager) { 
+    ], function(event, Editor, Renderer, theme, Document, JavaScriptMode, CssMode, HtmlMode, XmlMode, TextMode, PythonMode, UndoManager) { 
 
 var docs = {}
 
@@ -163,6 +186,10 @@ docs.html = new Document(document.getElementById("htmltext").innerHTML);
 docs.html.setMode(new HtmlMode());
 docs.html.setUndoManager(new UndoManager());
 
+docs.python = new Document(document.getElementById("pythontext").innerHTML);
+docs.python.setMode(new PythonMode());
+docs.python.setUndoManager(new UndoManager());
+
 var docEl = document.getElementById("doc");
 
 function onDocChange() {
@@ -182,6 +209,9 @@ function onDocChange() {
     else if (mode instanceof XmlMode) {
         modeEl.value = "xml"
     }
+    else if (mode instanceof PythonMode) {
+        modeEl.value = "python"
+    }
     else {
         modeEl.value = "text"
     }