python3-pyqt5-process-csv-data. 使用Python3 csv模块处理快收后台导出的商场优惠活动交易数据，统计各类优惠券的核销数量，以及实收款等汇总数据。测试数据 "1. 财务明细数据.csv" 已经删除了敏感信息，由于客户不想使用脚本，所以使用 PyQt5 编写了图形界面，再使用 pyinstaller 打包为可执行程序

Problem

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