auto save

diy.py

@@ -4,6 +4,7 @@ file1.write('小兰：12本')
 file1.close()
 file1.close()
 with open(r'C:\Users\Administrator\Desktop\test.txt','a',encoding='utf-8') as file:
 with open(r'C:\Users\Administrator\Desktop\test.txt','a',encoding='utf-8') as file:
     file.write("小强：13本")
     file.write("小强：13本")
+new_d
 with open(r'C:\Users\Administrator\Desktop\test.txt','r',encoding='utf-8') as file:
 with open(r'C:\Users\Administrator\Desktop\test.txt','r',encoding='utf-8') as file:
     for data in file:
     for data in file:
         if "小强：13本" in data:
         if "小强：13本" in data: