save project

diy.py

+
+file=open(r"C:\Users\Administrator\Desktop\test.txt",'w',encoding='utf-8')
+file.write("小兰:12本\n")
+file.write("小丽:11本\n")
+file.write("李文:9本\n")
+file.write("张伟:16本\n")
+file.close()
+with open(r"C:\Users\Administrator\Desktop\book.txt",'r'encoding='utf-8')as file:
+    for data in file:
+        if "小兰:12本" in data:
+            print("yes")
+        else:
+            print("no")