save project

diy.py

-
+with open(r'C:\Users\CM\Desktop\book.txt','r',encoding='utf-8') as filel:
+    for data in filel:
+        if '小强：10本'in data:
+        print('小强数据在文件中):
+        if '小兰：12本'in data:
+            print('小兰数据在文件中):