class Person:
    def __init__(self):
        self.first_name = ""
        self.last_name = ""
        self.year_of_birth = ""
        self.gender = ""
d771bd44f61974021eb08e5614c7befd4ad67e12
<mask token>

class Person:
    <mask token>

class Person:

    def __init__(self):
        self.first_name = ''
        self.last_name = ''
        self.year_of_birth = ''
        self.gender = ''

class Person:
    def __init__(self):
        self.first_name = ""
        self.last_name = ""
        self.year_of_birth = ""
        self.gender = ""