efl/src/lib/elementary/elm_entry_part.eo

class Elm.Entry.Part (Efl.Ui.Layout.Part, Efl.Text)
{
   [[Elementary entry internal part class]]
   data: null;
   implements {
      Efl.Container.content { set; }
      Efl.Container.content_unset;
      Efl.Text.text { set; get; }
   }
}