from list import list


def isalpha(string):
    alphabet = list('qwertyuiopasdfghjklzxcvbnm')
    for i in string:
        if i.lower() not in alphabet:
            return False
    else:
        return True

3309bc2eb669bc31320fc5a292e84c216b913516
<mask token>

<mask token>


def isalpha(string):
    alphabet = list('qwertyuiopasdfghjklzxcvbnm')
    for i in string:
        if i.lower() not in alphabet:
            return False
    else:
        return True

from list import list


def isalpha(string):
    alphabet = list('qwertyuiopasdfghjklzxcvbnm')
    for i in string:
        if i.lower() not in alphabet:
            return False
    else:
        return True
