save project

diy.py

@@ -2,6 +2,7 @@
 #"C:\Users\Student\Desktop\book.txt"
 #"C:\Users\Student\Desktop\book.txt"
 #filel=open(r'C:\Users\Student\Desktop\test.txt','w',encoding='utf-8')
 #filel=open(r'C:\Users\Student\Desktop\test.txt','w',encoding='utf-8')
 #filel.write("'小兰：12本'、'小丽：11本'、'李文：9本'、'张伟：16本'、,'w',encoding='utf-8'")
 #filel.write("'小兰：12本'、'小丽：11本'、'李文：9本'、'张伟：16本'、,'w',encoding='utf-8'")
-with open(r'C:\Users\Student\Desktop\test.txt','a',encoding='utf-8') as file:
-
-    file.write("'小强：12本'、'李明：11本'")
+with open(r'C:\Users\Student\Desktop\test.txt','r',encoding='utf-8') as file:
+    for data in file:
+        if '小强：10本' in data:
+            print('数据在文件中')