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'
-# filel1=open(r"C:\Users\MC3-03\Desktop\txt",'w',encoding='utf-8')
-# filel1.write("小兰：12本\n")
-# filel1.write("小丽：11本\n")
-# filel1.write("李文：9本\n")
-# filel1.write("张伟：16本\n")
-# filel1.write("小强：10本\n")
-# filel1.close()
-new=""
+
 with open(r"C:\Users\MC3-03\Desktop\txt",'r',encoding='utf-8') as filel1:
     for date in filel1:
-        if "小强：10本" in date:
-            data=data.replace("小强:10","小强:11")    
         if "小兰：12本" in date:
-            data=data.replace("小兰:12","小兰:14")
-        new=new+data
-with open(r"C:\Users\MC3-03\Desktop\txt",'r',encoding='utf-8') as filel1:
-                
\ No newline at end of file
+            print("有数据")
+        else：
+            print("没有数据")
\ No newline at end of file