save project

diy.py

@@ -11,6 +11,12 @@
 file1 = open(r'C:\Users\31267\Documents\test.txt','w',encoding='utf-8')
 file1 = open(r'C:\Users\31267\Documents\test.txt','w',encoding='utf-8')
 file1.write('小强:10本\n')
 file1.write('小强:10本\n')
 file1.write('李明:11本\n')
 file1.write('李明:11本\n')
-file1 = open(r'C:\Users\31267\Documents\test.txt','a'',encoding='utf-8')
+file1 = open(r'C:\Users\31267\Documents\test.txt','a',encoding='utf-8')
 file1.write('小兰:12本\n')
 file1.write('小兰:12本\n')
 file1.close()
 file1.close()
+with open(r'C:\Users\31267\Documents\test.txt','r',encoding='utf-8') as file1:
+    for data in file1:
+        if '小强:10本' in data:
+            print('小强在数据文件中')
+        if '小兰:12本' in data:
+            print('小兰在数据文件中')
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