save project

diy.py

 with open(r'C:\Users\玛酷机器人\Documents\lesson13-4\sales_list.txt','r',encoding='utf-8') as file1:
 with open(r'C:\Users\玛酷机器人\Documents\lesson13-4\sales_list.txt','r',encoding='utf-8') as file1:
     a=file1.readlines()
     a=file1.readlines()
+file1_sum=[]
 for i in a:
 for i in a:
     data=i.split('、')
     data=i.split('、')
     sum=0
     sum=0
     for g in data[1:]:
     for g in data[1:]:
         sum=sum+int(g)
         sum=sum+int(g)
         b=data[0]+str(sum)
         b=data[0]+str(sum)
-    print(b)
+    result = data[0]+str(sum)+'\n'
\ No newline at end of file
+    file1_sum.append(result)
+with open(r'C:\Users\玛酷机器人\Documents\lesson13-4\sales_list.txt','r',encoding='utf-8') as file1:
+    file1.witelines()
\ No newline at end of file