save project

diy.py

@@ -2,10 +2,13 @@
 #file=open(r"C:\Users\cc\Desktop\hongbao.txt","a",encoding="utf-8")
 #file.write("小强:\n")
 #file.write("稿贺:\n")
+s=""
 with open(r"C:\Users\cc\Desktop\hongbao.txt","r",encoding="utf-8")as file:
     for i in file:
         #print(i)
         if "苹果派" in i:
             a=i.replace("苹果派","香蕉派")
             print(a)
+with open(r"C:\Users\cc\Desktop\hongbao.txt","w",encoding="utf-8")as file:
+    file.write(s)