save project

qwer.py

-a=open(r'C:\Users\Administrator\Desktop\test.txt','w',encoding='UTF-8')
-a.write('小兰:12本\n小丽：11本\n李文：9本\n张伟：16本')
-a.close()
+with open(r'C:\Users\Administrator\Desktop\test.txt','a',encoding='UTF-8') as f:
+    write('\n小强：12本\n李明：15本')
+    
+