Only Alphabets and Space - Python

Given a String S, remove all the special characters and numbers from S and print. 

Input Format: The first line contains the string S 

Output Format: The first line contains the string with only alphabets and spaces.

Boundary Conditions: 1 < Length of S < 1000 

Example Input/Output 1: 

Input: 

Hello #$ World! 

Output: 

Hello World 

Example Input/Output 2: 

Input: 

Grand2017 

Output: 

Grand

Source Code:

import re

print("".join(re.findall('[a-zA-Z]+|\s',input())))