diy.py

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