save project

diy.py

@@ -8,4 +8,4 @@ file1.close()
 with open(r'c:\Users\CM\Desktop\book.txt','a',encoding='utf-8')as file:
     file1.write('李明:10本\n')
     file1.write('小强:15本\n')
-   file1.close()
\ No newline at end of file
+    file1.close()
\ No newline at end of file