Property decorator

class MyClass:
    def __init__(self):
        self.first_name = None
        self.last_name = None

    @property
    def email(self):
        return f"{self.first_name}.{self.last_name}@gmail.com"

    @property
    def fullname(self):
        return f'{self.first_name} {self.last_name}'

    @fullname.setter
    def fullname(self, fullname):
        self.first_name, self.last_name = fullname.split(' ')

    @fullname.deleter
    def fullname(self):
        self.first_name = None
        self.last_name = None


c = MyClass()
c.fullname = 'Vari Robert'
print(c.email)
print(c.fullname)

del c.fullname
print(c.email)
print(c.fullname)