save project

diy.py

@@ -3,12 +3,12 @@
 # file.write("小兰:12本\n")
 # file.write("小利:11本\n")
 # file.close()
-a=""
 with open(r"C:\Users\丽达7号\Desktop\XM.txt","r",encoding="utf-8")as file:
+#      file.write("小兰:12本\n")
+#      file.write("小利:11本\n") 
     for i in file:
         if "小兰：12本" in i:
-            i=i.replace("小兰：12本","小兰：14本")
-            print(9)
-        a=a+i
-with open(r"C:\Users\丽达7号\Desktop\XM.txt","w",encoding="utf-8")as file:
-    file.write(a)
\ No newline at end of file
+            print("XL在里面")
+        else:
+            print("XL不在里面")
+        
\ No newline at end of file