Update clearscreen.py

Enter some name> ^D
Enter some name> ^D
Enter some name> ^D
Enter some name> ^D
Enter some name>
Enter some name>
Enter some name>
Enter some name>
Enter some name>
Enter some name> fsd
fsd
Enter some name> 1+2
1+2
Enter some name>
Enter some name>
Enter some name> ^C

Bye bye