save project

diy.py

-=open(r'C:\Users\Administrator\Desktop\新建文件夹 (2)\test.txt','w',encoding='utf-8')as file 
+with open(r'C:\Users\Administrator\Desktop\新建文件夹 (2)\test.txt','w',encoding='utf-8')as file 
+    for data in file1:
+        if'小强：10本'in data：
+            print('数据在文件中')
+
+
+
+
+
+
+
+
+
+
+
+
 file.write('小兰:12本\N')
 file.write('小兰:12本\N')
 file.close()
 file.close()
\ No newline at end of file