save project

diy.py

+"""fil1=open(r'C:\Users\LENOVO\Desktop\test.txt','a',encoding='utf-8')
+fil1.write('小兰：12本\n')
+fil1.close()"""
+
 with open(r'C:\Users\LENOVO\Desktop\test.txt','r',encoding='utf-8')as file:
 with open(r'C:\Users\LENOVO\Desktop\test.txt','r',encoding='utf-8')as file:
-    for date in file:
-        if '小强：10本'in date:
+    for data in file:
+        if '小强：12本' in data:
             print('数据在文件中')
             print('数据在文件中')
\ No newline at end of file