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'
-file1 = open(r'C:\Users\no3\Desktop\book.txt','w',encoding='utf-8')
-file1.write('4yi82h\ncdfgh毛锦旗')
-file1.write('hageiusehfuigwrf')
-file1.close()
 
 
-with open(r'C:\Users\no3\Desktop\book.txt','w',encoding='utf-8')
-    file.write('小毛：10本\n')
-    file.write('hageiusehfuigwrf')
+with open(r'C:\Users\no3\Desktop\book.txt','w',encoding='utf-8') as file
+    for date in file:
+        if '123321' in date:
\ No newline at end of file
+            print("文件中有")