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【Python】Excel表格操作：ISBN转条形码

news 2025/6/21 21:28:18

一、效果

原始文件：

输出文件：

二、代码

import os
import logging
from openpyxl import load_workbook
from openpyxl.drawing.image import Image as ExcelImage
from barcode import EAN13
from barcode.writer import ImageWriterlogging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')def delete_files(directory):file_list = os.listdir(directory)for file in file_list:file_path = os.path.join(directory, file)if os.path.isfile(file_path):os.remove(file_path)def generate_barcode_image_with_text(barcode_str, output_path_without_ext):# Generate barcode image without textean = EAN13(barcode_str, writer=ImageWriter())saved_path = ean.save(output_path_without_ext)return saved_pathdef insert_barcodes_to_excel(excel_file, ISBNCol, imgCol):logging.info("开始处理")if not os.path.exists('barcode_temp'):os.makedirs('barcode_temp')wb = load_workbook(excel_file)ws = wb.activelogging.info(f"加载工作表: {ws.title}")img_height_in_points = 45  # 你设置的图片高度，单位是磅，1磅约等于1.33像素for row in range(2, ws.max_row + 1):barcode_cell = ws.cell(row=row, column=ISBNCol)barcode_str = str(barcode_cell.value).strip()if not barcode_str or len(barcode_str) != 13 or not barcode_str.isdigit():logging.warning(f"第{row}行条码格式不正确，跳过: {barcode_str}")continueimg_path_no_ext = os.path.join('barcode_temp', f'barcode_{barcode_str}')try:img_path = generate_barcode_image_with_text(barcode_str, img_path_no_ext)except Exception as e:logging.error(f"生成条码失败，行{row}，条码{barcode_str}，错误: {e}")continueimg_for_excel = ExcelImage(img_path)img_for_excel.width = 180img_for_excel.height = 60img_cell = f'{imgCol}{row}'# # 设置列宽ws.column_dimensions[imgCol].width = img_for_excel.width * 0.15# # 设置行高ws.row_dimensions[row].height = img_for_excel.heightws.add_image(img_for_excel, img_cell)# 调整当前行高，避免图片重叠current_height = ws.row_dimensions[row].heightif current_height is None or current_height < img_height_in_points:ws.row_dimensions[row].height = img_height_in_points# logging.info(f"插入条码图片到 {img_cell} 并调整行高")new_file = os.path.splitext(excel_file)[0] + '_with_barcodes.xlsx'try:wb.save(new_file)logging.info(f"保存新文件: {new_file}")except PermissionError:logging.error(f"保存文件失败，可能文件被打开: {new_file}")if os.path.exists('barcode_temp'):logging.info("删除临时文件")delete_files('barcode_temp')logging.info("完成处理！")if __name__ == "__main__":excel_path = 'D:\\temp\\图书清单.xlsx'insert_barcodes_to_excel(excel_path, 1, "B")