self.rewrite_rules = rewrite_rules

    def __call__(self) -> books.LoadResult:

        result = books.Loader.dispatch(self.books_loader, self.start_date, self.stop_date)

            for index, entry in enumerate(result.entries):

                # entry might not be a Transaction; we catch that later.

                # The type ignores are because the underlying Beancount type isn't

                    result.entries[index] = entry._replace(postings=list(postings))  # type:ignore[call-arg]

                except AttributeError:

                    pass

        return result