save project

diy.py

@@ -6,7 +6,11 @@
 # file1.write("小丽:11本\n")
 # file1.write("李文:9\n")
 # file1.close()
-file1=open(r"C:\\Users\\Administrator\\Desktop","r",encoding="utf-8")
-data=file1.read()
+file1=open(r"C:\Users\Administrator\Desktop\book.txt","r",encoding="utf-8")
+new_data=""
 for data in file1:
-    print(data)
+    if "小兰:12本" in data:
+        data=data.replace("小丽:11本","小丽:14本")
+    new_data+=data
+print(new_data)
+file1.close()
\ No newline at end of file