save project

diy.py

@@ -2,3 +2,5 @@
 file=open(r"C:\Users\admin\Desktop\test.txt","w",encoding="utf-8")
 file.write('张伟：16本')
 file.close()
+with open(r"C:\Users\admin\Desktop\test.txt","a",encoding="utf-8")as file:
+    write("小红:12本")