pub trait DownloadErrorFile<E> {
// Required method
fn download_error_file<'life0, 'life1, 'async_trait>(
&'life0 mut self,
client: &'life1 dyn LanguageModelClientInterface<E, Error = E, Error = E, Error = E, Error = E, Error = E>,
) -> Pin<Box<dyn Future<Output = Result<(), E>> + Send + 'async_trait>>
where 'life0: 'async_trait,
'life1: 'async_trait,
Self: 'async_trait;
}