diff --git a/wxPython/wxPython/py/wxd/genapi.py b/wxPython/wxPython/py/wxd/genapi.py
new file mode 100644
index 0000000000..f3cd4532d0
--- /dev/null
+++ b/wxPython/wxPython/py/wxd/genapi.py
@@ -0,0 +1,103 @@
+"""API generator for decorator classes.
+"""
+
+__author__ = "Patrick K. O'Brien <pobrien@orbtech.com>"
+__cvsid__ = "$Id$"
+__revision__ = "$Revision$"[11:-2]
+
+
+import inspect
+
+
+header = '''\
+"""Decorator classes for documentation and shell scripting."""
+
+__author__ = "Patrick K. O'Brien <pobrien@orbtech.com>"
+
+
+# This file is automatically generated, and these are not the real
+# wxPython classes. These are Python versions for documentation
+# purposes only.
+
+
+from wxPython.py.wxd import Parameters as wx
+
+try:
+    True
+except NameError:
+    True = 1==1
+    False = 1==0
+'''
+
+
+modlist = [
+    'Base',
+    'Window',
+    'Frames',
+    'Accelerators',
+    'App',
+    'ClipDragDrop',
+    'Config',
+    'Controls',
+    'DataStructures',
+    'DateTime',
+    'Dialogs',
+    'Drawing',
+    'Errors',
+    'EventFunctions',
+    'Events',
+    'FileSystem',
+    'Functions',
+    'Help',
+    'ImageHandlers',
+    'Joystick',
+    'LayoutConstraints',
+    'Logging',
+    'Menus',
+    'MimeTypes',
+    'Misc',
+    'Panel',
+    'Printing',
+    'Process',
+    'SashSplitter',
+    'Sizers',
+    'Streams',
+    'Threading',
+    'ToolBar',
+    'Tree',
+    'Validators',
+    ]
+
+
+def main():
+    modules = {}
+    f = file('api/wx/__init__.py', 'w')
+    f.write(header)
+    for modname in modlist:
+        modules[modname] = __import__(modname, globals())
+    for modname in modlist:
+        module = modules[modname]
+        try:
+            source = inspect.getsource(module)
+        except IOError:
+            print 'No source for', module
+        else:
+            # Remove everything up to the first class or function definition.
+            splitter = '\n\nclass '
+            parts = source.split(splitter, 1)
+            if len(parts) == 2:
+                source = splitter + parts[1]
+            else:
+                splitter = '\n\ndef '
+                parts = source.split(splitter, 1)
+                if len(parts) == 2:
+                    source = splitter + parts[1]
+            source = '\n\n\n' + source.strip()
+            f.write(source)
+            print 'Writing', modname, 'to file...'
+    f.write('\n')
+    f.close()
+
+
+if __name__ == '__main__':
+    main()