save project

sales_llist.py

 with open(r'D:\郭涵哲\sales_list.txt','r',encoding='utf-8') as file1:
     a=file1.readlines()
+x=[]
 for i in a:
     data=i.split()
     sum=0
     for m in data[1:]:
         sum+=int(m)
-    result=data[0]+str(sum)
-    print(result)
\ No newline at end of file
+    result=data[0]+str(sum)+'\n'
+    x.append(result)
+with open(r'D:\郭涵哲\sales_list.txt','a',encoding='utf-8') as y:
+    y.writelines(x)
\ No newline at end of file