save project

diy.py

+new_data=''
 with open("C:\\Users\\1\\Desktop\\File Explorer.txt",'r',encoding='utf-8') as f:
 with open("C:\\Users\\1\\Desktop\\File Explorer.txt",'r',encoding='utf-8') as f:
-    for i in data:
-        if '小强10本' in data:
-            print('小强在数据中') 
+    for data in files:
+        if '小强:10本' in data:
+            data=data.replace('小强:10本','小强:11本')
+        new_data += data
 
 
+print(new_data)
\ No newline at end of file