save project

diy.py

 with open(r'c:\Users\Administrator\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8')as file:
 with open(r'c:\Users\Administrator\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8')as file:
     s=file.readlines()
     s=file.readlines()
-sdsd=[]
 for i in s:
 for i in s:
+    
     sm=i.split()
     sm=i.split()
-    sum=0
+    sum=0.000000000000000
     for sb in sm[1:]:
     for sb in sm[1:]:
         sum=sum+int(sb)
         sum=sum+int(sb)
-    bb=sm[0]+str(sum)+'\n'
-    sdsd.append(bb)
-with open(r'c:\Users\Administrator\Documents\lesson13-1\sales_list.txt','a',encoding='utf-8')as file:
+    bb=sm[0]+str(sum)
+    print(bb)
\ No newline at end of file
-    file.writelines(sdsd)
\ No newline at end of file