from enum import Enum, auto

class Student():
    class Status(Enum):
        def _generate_next_value_(name, start, count, last_values):
            return name
        def __str__(self):
            return str(self.value)
        FullTime = auto()
        PartTime = auto()

    class Grade(Enum):
        def _generate_next_value_(name, start, count, last_values):
            return name
        def __str__(self):
            return str(self.value)
        High = auto()

    class RelationshipStatus(Enum):
        def _generate_next_value_(name, start, count, last_values):
            return name
        def __str__(self):
            return str(self.value)
        Single = auto()
        Married = auto()
        Divorced = auto()

    def __init__(self):
        pass

    def delete(self):
        pass

