save project

diy.py

@@ -4,7 +4,9 @@
 # fuck1.close()
 # with open(r"C:\Users\23636\Desktop\book.txt","a",encoding="utf-8")as fuck1:
 #     fuck1.write('\n小强：12本\n李明：15本')
+   new_data=""
 with open(r"C:\Users\23636\Desktop\book.txt","r",encoding="utf-8")as fuck2:
     for data in fuck2:
-        if "小强" in data:
-            print("小强在里面")
\ No newline at end of file
+        if "小兰" in data:
+            data.replace("小兰:12本","小兰:14本")
+        new_data+=data
\ No newline at end of file