save project

diy.py

 with open(r'C:\Users\86136\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8')as file:
 with open(r'C:\Users\86136\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8')as file:
     a=file.readlines()
     a=file.readlines()
+
+    qwe=[]
     for i in a:
     for i in a:
         data=i.split() 
         data=i.split() 
         sum=0
         sum=0
         for sales in data[1:]:
         for sales in data[1:]:
             sum=sum+int(sales)
             sum=sum+int(sales)
-            asd=data[0]+str(sum)
-        print(asd)
+        asd=data[0]+str(sum)+'\n'
+        qwe.append(asd)
+
+
+with open(r'C:\Users\86136\Documents\lesson13-1\sales_list.txt','a',encoding='utf-8')as file:
+    file.writelines(qwe)
\ No newline at end of file