Python basic HTTP server with own GET handler

import BaseHTTPServer

class MyHandler(BaseHTTPServer.BaseHTTPRequestHandler):
    def do_GET(self):
        if self.path.startswith('/my/'):
            self.send_response(200)
            self.send_header('Content-type', 'text/html')
            self.end_headers()
            self.wfile.write('<html><head><title>Spam</title></head><body>Eggs</body></html>')
        else:
            # How to use default handling here?
            return

httpd = BaseHTTPServer.HTTPServer(("", 8000), MyHandler)
httpd.serve_forever()