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from sqlalchemy import Column, ForeignKey, Integer, String, DateTime
from sqlalchemy.orm import relationship
from database import Base
class User(Base):
__tablename__ = "users"
id = Column(Integer, primary_key=True, index=True)
username = Column(String, unique=True, index=True)
messages = relationship("Message", back_populates="user")
# TODO: Implement the Message SQLAlchemy model. Message should have a primary key,
# a message attribute to store the content of messages, a type, AI or Human,
# depending on if it is a user question or an AI response, a timestamp to
# order by time and a user attribute to get the user instance associated
# with the message. We also need a user_id that will use the User.id
# attribute as a foreign key.
class Message(Base):
__tablename__ = "messages"
pass |