def get_wsgi_response(self, environ):
        headers = self.get_wsgi_headers(environ)
        app_iter = self.get_app_iter(environ)
        return app_iter, self.status, headers.to_wsgi_list()
Returns the final WSGI response as tuple.  The first item in
dataset/ETHPy150Open Eforcers/gae-flask-todo/lib/werkzeug/wrappers.py/BaseResponse.get_wsgi_response