pub fn new() -> Self {
        Self {
            config: None,
            books: Vec::new(),
        }
    }
/// Create a new `GlobalizedBooksBuilder` instance.
Create a new `GlobalizedBooksBuilder` instance.
Create a new ` GlobalizedBooksBuilder ` instance .
pub fn new() -> Self {
        Self {
            config: None,
            books: Vec::new(),
        }
    }
pub fn new ( ) -> Self { Self { config : None , books : Vec :: new ( ) , } }
Create a new `GlobalizedBooksBuilder` instance.
Create a new ` GlobalizedBooksBuilder ` instance .