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\Windows 10\Desktop\book.txt","a",encoding="utf-8") as file:
-    file.write("小强：12本\n")
-    file.write("李明：15本\n")
\ No newline at end of file
+with open(r"C:\Users\Windows 10\Desktop\book.txt","r",encoding="utf-8") as file:
+    a = file.read() 
+    for date in a:
+        if "小强：10本" in date:
+            print("yes1")
+        if "小兰：12本" in date:
+            print("yes2")‘
\ No newline at end of file