save project

hgj.py

 new_data=''
 with open("C:\\Users\\Administrator\\Desktop\\捐赠明细.txt","r",encoding='utf-8') as p:
     for data in p:
-        if'小强：10本'in data:
-            print('小强数据在文件中')
+        if '小强：10本'in data:
+            data=data.replace('小强数据在文件中')
         if '小兰：12本' in data:
-            print('小兰数据在文件中')
-         new_data +=data
+            data=data.replace('小兰数据在文件中')
+        new_data +=data
 with open("C:\\Users\\Administrator\\Desktop\\捐赠明细.txt","w",encoding='utf-8') as p:
     p.write(new_data)
 with open("C:\\Users\\Administrator\\Desktop\\捐赠明细.txt","r",encoding='utf-8') as p: