Fixed #6494 -- Factored out the HTML debug output into a method of its own for

    Create a technical server error response. The last three arguments are

    the values returned from sys.exc_info() and friends.

    """

    html = get_traceback_html(request, exc_type, exc_value, tb)

    return HttpResponseServerError(html, mimetype='text/html')

def get_traceback_html(request, exc_type, exc_value, tb):

    "Return HTML code for traceback."

    template_info = None

    template_does_not_exist = False

    loader_debug_info = None

        'template_does_not_exist': template_does_not_exist,

        'loader_debug_info': loader_debug_info,

    })

    return HttpResponseServerError(t.render(c), mimetype='text/html')

    return t.render(c)

def technical_404_response(request, exception):

    "Create a technical 404 error response. The exception should be the Http404."