def find_person_with_most_hobbies(file):
    """
    Find the person (or people) who have more hobbies than others.

    :param file: original file path
    :return: list
    """
    d = create_dictionary(file)
    max_hobbies = 0
    person_with_most_hobbies = []
    for names, hobbies in d.items():
        if len(hobbies) > max_hobbies:
            max_hobbies = len(hobbies)
            person_with_most_hobbies = [names]
        elif len(hobbies) is max_hobbies:
            person_with_most_hobbies.append(names)
    return person_with_most_hobbies