diy.py

with open(r'c:\Users\玛酷机器人\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8') as file:
    a= file.readlines()
    print(a)

    for i in a:
        data =i.split()
        sum = 0 
        for sales in data[1:]:
            sum = sum+int(sales)
        result = data[0]+str(sum)
        print(result)