save project

diy.py

 name=input("请输入要查找的用户")
 find=False
+newData=""
 with open(r'C:\Users\lenovo\Desktop\1.txt','r',encoding='utf-8') as file:
     for data in file:
         if name in data:
             find=True
+            data.replace(name,SB)
             print("找到了")
+        newData+=data
 if find==False:
     print("没找到")
\ No newline at end of file