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 imagewriter logging.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 text ean = ean13(barcode_str, writer=imagewriter()) saved_path = ean.save(output_path_without_ext) return saved_path def 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.active logging.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}") continue img_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}") continue img_for_excel = excelimage(img_path) img_for_excel.width = 180 img_for_excel.height = 60 img_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.height ws.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].height if 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")
三、说明
1、insert_barcodes_to_excel参数1:原始excel表格文件绝对路径。
2、insert_barcodes_to_excel参数2:isbn所在列,数字格式。例如:isbn在a列则输入1,在b列则输入2。
3、insert_barcodes_to_excel参数3:生成的条形码需要放在第几列,大写字母格式。例如:需要放在第二列则输入b,第三列则输入c。
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