sreg_request = sreg.SRegRequest(optional=['nickname'],
                                        required=['email'])
        auth_request.addExtension(sreg_request)
        
        ax_request = ax.FetchRequest()
        ax_request.add(
            ax.AttrInfo('http://schema.openid.net/namePerson', required=True))
        ax_request.add(
            ax.AttrInfo('http://schema.openid.net/contact/web/default',
                        required=False, count=ax.UNLIMITED_VALUES))
        auth_request.addExtension(ax_request)