Printing a Unique pattern with strings

string = input("Enter the string : ")

for i in range(len(string)+1):
    res = string[:i] + "_"*(len(string)-i)
    print(res)

# Output for "Hello World":-
___________
H__________
He_________
Hel________
Hell_______
Hello______
Hello _____
Hello W____
Hello Wo___
Hello Wor__
Hello Worl_
Hello World