class RAGFlowExcelParser: def html(self, fnm): def html(self, fnm,chunk_rows=256): if isinstance(fnm, str): wb = load_workbook(fnm) else: wb = load_workbook(BytesIO(fnm)) tb = "" tb_chunks = [] for sheetname in wb.sheetnames: ws = wb[sheetname] rows = list(ws.rows) if...