auto save

diy.py

@@ -7,7 +7,7 @@ file1.write('李文：9本\n')
 file1.write('张伟：16本\n')
 file1.write('张伟：16本\n')
 file1.close()
 file1.close()
 
 
-#with open(r'C:\Users\Administrator\Desktop\book.txt','r',encoding='utf-8')as file:
-    #for data in file:
-        #if 'q' in data:
-            #print('a')
+with open(r'C:\Users\Administrator\Desktop\book.txt','r',encoding='utf-8')as file:
+    for data in file:
+        if 'q' in data:
+            print('a')
\ No newline at end of file