save project

diy.py

 # 写入同学们的捐赠明细：'小兰：12本'、'小丽：11本'、'李文：9本'、'张伟：16本'
 # 写入同学们的捐赠明细：'小兰：12本'、'小丽：11本'、'李文：9本'、'张伟：16本'
+new_data=''
 with open(r'C:\Users\lilil\Desktop\Devon.txt','r',encoding='utf-8') as file1:
 with open(r'C:\Users\lilil\Desktop\Devon.txt','r',encoding='utf-8') as file1:
     for data in file1:
     for data in file1:
         if '小丽：11本' in data:
         if '小丽：11本' in data:
-            print('dasfasdfa')
+            data=data.replace('小丽：11本','小丽：21本')
         if '小兰: 12本'in data:
         if '小兰: 12本'in data:
-            print('asdkfja;sdf')
+            data=data.replace('小兰: 12本','小兰: 13本')
+        new_data +=data
+        
+with open(r'C:\Users\lilil\Desktop\Devon.txt','w',encoding='utf-8') as file1:      
+    file1.write(new_data)
 
 
+with open(r'C:\Users\lilil\Desktop\Devon.txt','r',encoding='utf-8') as file1:
+    a=file1.read()
+    print(a)
\ No newline at end of file