Source code for kyu_6.count_letters_in_string.count_letters_in_string

"""
Solution for -> Count letters in string.

Created by Egor Kostan.
GitHub: https://github.com/ikostan
"""




def letter_count(s: str) -> dict:
    """
    Letter count.

    Count lowercase letters in a given string
    and return the letter count in a hash with
    'letter' as key and count as 'value'.
    :param s:
    :return:
    """
    result: dict = {}
    for char in s:
        if char.islower() and char not in result:
            result[char] = 1
        else:
            result[char] += 1

    return result