save project

12.py

@@ -2,3 +2,5 @@ with open(r"C:\Users\EDY\Desktop\book.txt",'a',encoding='utf-8')as file:
     for data in file:
     for data in file:
         if'小强，10本/n'in data:
         if'小强，10本/n'in data:
             print('小强数据在文件中')
             print('小强数据在文件中')
+        if'小兰，12本/n'in data:
+            print('小兰数据在文件中')
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