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'
+with open(r'‪C:\Users\book.txt','r',encoding='utf-8') as file:
+    for date in file:
+        if '小强:10本' in date:
+            print("在") 
+        if '小兰:12本' in date:
+            print("也在")    
\ No newline at end of file