from sqlalchemy import * from sqlalchemy.orm import relationship from files.classes.base import CreatedDateTimeBase class Follow(CreatedDateTimeBase): __tablename__ = "follows" target_id = Column(Integer, ForeignKey("users.id"), primary_key=True) user_id = Column(Integer, ForeignKey("users.id"), primary_key=True) Index('follow_user_id_index', user_id) user = relationship("User", uselist=False, primaryjoin="User.id==Follow.user_id", viewonly=True) target = relationship("User", primaryjoin="User.id==Follow.target_id", viewonly=True) def __repr__(self): return ( f"<{self.__class__.__name__}(" f"target_id={self.target_id}, user_id={self.user_id})>" )