SUMcsv有以下列：销售日期扫码销售时间单品编码单品名称分类名称销量千克销售单价元千克销售类型是否打折销售批发价格单品损耗率修改代码不变的列原样输出 扫码销售时间改为0import csv# 读取SUMcsv文件with openSUMcsv rencoding=utf-8 as file reader = csvreaderfile header = nextreader # 读
import csv
读取SUM.csv文件
with open('SUM.csv', 'r', encoding='utf-8') as file: reader = csv.reader(file) header = next(reader) # 读取表头
# 创建SUMsmall.csv文件并写入表头
with open('SUMsmall.csv', 'w', newline='') as outfile:
writer = csv.writer(outfile)
writer.writerow(header)
# 遍历SUM.csv中的每一行
for row in reader:
# 修改扫码销售时间为0
row[1] = '0'
# 将修改后的行写入SUMsmall.csv文件
writer.writerow(row)
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