import random


def create_hex_decimal_string(string_len=10):
    """

        Creates a string of a random Hexadecimal value.

    Args:
        string_len:
            Length of the Hexadecimal string.

    Returns:
        Returns the Hexadecimal string
    """
    return f'%0{string_len}x' % random.randrange(16 ** string_len)