from typing import Optional

from sqlalchemy import Identity, ForeignKey
from sqlalchemy.orm import Mapped, mapped_column

from db.models.base import Base


class ExperimentCategory(Base):
    __tablename__ = 'experiment_category'

    id: Mapped[int] = mapped_column(Identity(start=21, cycle=True),
                                    primary_key=True)
    name: Mapped[str]

    def __repr__(self):
        return f"<ExperimentCategory>"