diy.py

with open(r'c:\Users\86175\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8')as file:
    a=file.readlines()
for i in a:
    data=i.split()
    sum=0
    for i in data[1:]:
        sum+=int(i)
    c=data[0]+str(sum)
    print(c)