save project

1.py

@@ -7,6 +7,7 @@
 # with open(r"C:\Users\Administrator\Desktop\book.txt","a",encoding="utf-8") as file:
 # with open(r"C:\Users\Administrator\Desktop\book.txt","a",encoding="utf-8") as file:
 #    file.write("小强:12本\n")
 #    file.write("小强:12本\n")
 #    file.write("李明:15本\n") 
 #    file.write("李明:15本\n") 
+new_data=""
 with open(r"C:\Users\Administrator\Desktop\book.txt","r",encoding="utf-8") as file:
 with open(r"C:\Users\Administrator\Desktop\book.txt","r",encoding="utf-8") as file:
     for data in file:
     for data in file:
         if "小强:10本" in data:
         if "小强:10本" in data: