code: def load_remote_data(self, callback_etat=print):
          
          callback_etat("Chargement des utilisateurs", 0, 1)
          self._load_users()
          self.base = self.BASE_CLASS.load_from_db(callback_etat=callback_etat)
docs: Load remote data. On succes, build base.
          On failure, raise :class:`~.Core.exceptions.StructureError`, :class:`~.Core.exceptions.ConnexionError`
  
          :param callback_etat: State renderer str , int , int -> None