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models.py
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models.py
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from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy import Column, String, Integer, DateTime, ForeignKey
from sqlalchemy.orm import relationship
from database import Base
class Question(Base):
__tablename__ = "question"
id = Column(Integer, primary_key=True)
question_text = Column(String(200))
pub_date = Column(DateTime)
choices = relationship('Choice', back_populates="question")
class Choice(Base):
__tablename__ = "choice"
id = Column(Integer, primary_key=True)
question_id = Column(Integer, ForeignKey('question.id', ondelete='CASCADE'))
choice_text = Column(String(200))
votes = Column(Integer, default=0)
question = relationship("Question", back_populates="choices")