Print till First Non-Alphabet

Print till First Non-Alphabet: The program must print the given input String S till the first non alphabet character in the input String S.
           
Boundary Condition(s):
1 <= Length of S <= 1000

Input Format:
The first line contains the String S.

Output Format:
The first line contains the String  till the first non alphabet character.

Example Input/Output 1:
Input:
IamSorry!forwhatidid

Output:
IamSorry

Explanation :
IamSorry is printed until special character ‘!’ occurs.

Example Input/Output 2:
Input:
mail.google.com

Output:
mail

Explanation :
mail is printed until special character ‘.’ occurs.

s=input().strip()
for i in s:
    if i.isalpha():
        print(i,end="")
    else:
        break