code: def GetFileEntries(self, path_prefix=''):
      
      if self._file_entries:
        for path, file_entry in iter(self._file_entries.items()):
          if path.startswith(path_prefix):
            yield file_entry
docs: Retrieves the file entries.
  
      Args:
        path_prefix (str): path prefix.
  
      Yields:
        CPIOArchiveFileEntry: a CPIO archive file entry.