def add_preview(self, preview_data, file_name):
label = '<STR_LIT>'<EOL>asset_type = PDF_PREVIEW_ASSET_TYPE<EOL>asset_content_type = PDF_ASSET_CONTENT_GENUS_TYPE<EOL>self.add_file(preview_data,<EOL>label=label,<EOL>asset_type=asset_type,<EOL>asset_content_type=asset_content_type,<EOL>asset_name=file_name,<EOL>asset_description='<STR_LIT>')<EOL>
stub