Removed an unused code path.

        return str(int(round(ratio)))

class WithNode(Node):

    def __init__(self, var, name, nodelist, extra_context=None,

                 isolated_context=False):

    def __init__(self, var, name, nodelist, extra_context=None):

        self.nodelist = nodelist

        # var and name are legacy attributes, being left in case they are used

        # by third-party subclasses of this Node.

        self.extra_context = extra_context or {}

        if name:

            self.extra_context[name] = var

        self.isolated_context = isolated_context

    def __repr__(self):

        return "<WithNode>"

    def render(self, context):

        values = dict([(key, val.resolve(context)) for key, val in

                       self.extra_context.iteritems()])

        if self.isolated_context:

            return self.nodelist.render(Context(values))

        context.update(values)

        output = self.nodelist.render(context)

        context.pop()