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models.py
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models.py
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from sqlalchemy import create_engine, Column, Integer, String, ForeignKey
from sqlalchemy.orm import scoped_session, sessionmaker
from sqlalchemy.ext.declarative import declarative_base
engine = create_engine('sqlite:///DesenvolvedorDB.db')
db_session = scoped_session(sessionmaker(autocommit=False,
bind=engine))
Base = declarative_base()
Base.query = db_session.query_property()
class Desenvolvedores(Base):
__tablename__ = 'desenvolvedores'
id = Column(Integer, primary_key=True)
nome = Column(String(40), index=True)
def __repr__(self):
return f'<Desenvolvedor {self.nome}'
def save(self):
db_session.add(self)
db_session.commit()
def delete(self):
db_session.delete(self)
db_session.commit()
class Usuarios(Base):
__tablename__ = 'usuarios'
id = Column(Integer, primary_key=True)
login = Column(String(20), unique=True)
senha = Column(String(20))
def __repr__(self):
return f'<Usuario {self.login}>'
def save(self):
db_session.add(self)
db_session.commit()
def delete(self):
db_session.delete(self)
db_session.commit()
def init_db():
Base.metadata.create_all(bind=engine)
if __name__ == '__main__':
init_db()