{"ast_node_type":"other","tokens":[{"end":65,"kind":"keyword","start":0,"text":"writeln!(w,"}]}
        writeln!(w, r#"    graph[{}];"#, graph_attrs.join(" "))?;
    if !(graph_attrs.is_empty() && content_attrs.is_empty()) {
        let content_attrs_str = content_attrs.join(" ");