render-to-response

sending content-encoding header in django

Hello I want to have a plaintext version of my content available. So I have a separate template for that. I am calling render_to_response with mimetype="text/plain" but i want to tell a browser opening that page in the http-response that the content is utf-8 encoded. How do i do that (e.g. what do i have to add to render_to_response)? ...