Python修改Excel

import openpyxl
import json

wb = openpyxl.load_workbook("/Users/kcl/Desktop/test.xlsx")
print('输出文件所有工作表名：n', wb.sheetnames)
ws = wb['APP埋点事件']

for index, i in enumerate(ws.iter_rows(min_row=2, min_col=3)):
    
    print(index)
    values = [cell.value for cell in i]
    
    if not values[2] is None:

        dict_json = json.loads(values[2])
        if dict_json: 
            value = dict_json['eventId']
            dict_json['eventId'] = values[1]
            str_json = json.dumps(dict_json)
            print(str_json)
            ws.cell(row =index+2, column=6).value = str_json
            
wb.save("/Users/kcl/Desktop/test.xlsx")