Move TokensOrDefault out of root
diff --git a/src/data.rs b/src/data.rs
index fff1c84..fe20fe2 100644
--- a/src/data.rs
+++ b/src/data.rs
@@ -318,9 +318,12 @@
 #[cfg(feature = "printing")]
 mod printing {
     use super::*;
+
     use proc_macro2::TokenStream;
     use quote::{ToTokens, TokenStreamExt};
 
+    use print::TokensOrDefault;
+
     impl ToTokens for Variant {
         fn to_tokens(&self, tokens: &mut TokenStream) {
             tokens.append_all(&self.attrs);