save project

diy.py

 # 在diy1的基础上选一种打开方式，建议选with open() as
 # 在diy1的基础上选一种打开方式，建议选with open() as
 with open(r'C:\Users\CM\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8') as file:
 with open(r'C:\Users\CM\Documents\lesson13-1\sales_list.txt','r',encoding='utf-8') as file:
     a=file.readlines()
     a=file.readlines()
-    #print(a)
-
+file_list=[]    
 for i in a:
 for i in a:
     b=i.split()
     b=i.split()
     sum=0
     sum=0
     for h in b[1:]:
     for h in b[1:]:
         sum=sum+int(h)
         sum=sum+int(h)
     text=b[0]+str(sum)
     text=b[0]+str(sum)
-    print(txt)
+    file_list.append(txt)
\ No newline at end of file
+with open(r'C:\Users\CM\Documents\lesson13-1\sales_list.txt','w',encoding='utf-8') as file:
+    file.writelines()    
\ No newline at end of file