save project

diy.py

+new_data"
 with open(r'C:\Users\Administrator\Desktop\text.txt','r', encoding='utf-8')as file:
     for data in file:
         if'小丽:11本'in data:
-         print('在')
\ No newline at end of file
+            data=data.replace('小丽:11本','小丽:20本')
+        new_data+=data
+with open(r'C:\Users\Administrator\Desktop\text.txt','w',encoding='utf-8') as file:
+    file.write(new_data)
+    
\ No newline at end of file