code: def dispatch(self, env):
          
  
          path = filter(None, env['PATH_INFO'].split('/'))
  
          handler = getattr(self, 'handle_%s' % path[0], None)
          if not handler:
              return '404 Not Found', '%(PATH_INFO)s not found' % env
  
          return handler(env)
docs: very simple URL dispatch, a la Cake: /zelink maps to handle_zelink