-        verbose_name = _('book publish records')
-
-
-class ChunkPublishRecord(models.Model):
-    """
-        BookPublishRecord details for each Chunk.
-    """
-
-    book_record = models.ForeignKey(BookPublishRecord, verbose_name=_('book publish record'))
-    change = models.ForeignKey(Chunk.change_model, related_name='publish_log', verbose_name=_('change'))
-
-    class Meta:
-        app_label = 'catalogue'
-        verbose_name = _('chunk publish record')
-        verbose_name = _('chunk publish records')