save project

diy.py

-with open(r'/Users/zll/Desktop/sales_list.txt','r',encoding='utf-8') as f:
+with open(r'/Users/zll/Desktop/sale_list.txt','r',encoding='utf-8') as f:
     a=f.readlines()
     a=f.readlines()
-    
-    zz=[]
-    for i in a:
+zz=[]
+for i in a:
     aa=i.split()
     aa=i.split()
     sum=0         
     sum=0         
     for x in aa[1:]:
     for x in aa[1:]:
@@ -10,4 +9,5 @@ with open(r'/Users/zll/Desktop/sales_list.txt','r',encoding='utf-8') as f:
     qq=aa[0]+str(sum)
     qq=aa[0]+str(sum)
     zz.append(qq)
     zz.append(qq)
     print(zz)   
     print(zz)   
-   
+with open(r'/Users/zll/Desktop/sale_list.txt','a',encoding='utf-8') as f:
\ No newline at end of file
+    f.write(zz) 
\ No newline at end of file