save project

diy.py

 file1=open(r'C:\Users\CM\Desktop\test.txt','w',encoding='uft-8')
 file1=open(r'C:\Users\CM\Desktop\test.txt','w',encoding='uft-8')
-file1.write('小兰:12本')
-file1.close()
+file1.write('小强:12本'\n)
+file1.write('李明:15本'\n)
\ No newline at end of file
+file1.close()
+with open(r'C:\Users\CM\Desktop\test.txt','a',encoding='uft-8') as file:
+ile1.write('小兰:12本'\n)
\ No newline at end of file