text: from sqlalchemy import create_engine
  from sqlalchemy.ext.declarative import declarative_base
  from sqlalchemy.orm import sessionmaker
  
  SQLALCHEMY_DATABASE_URL = "sqlite:///./phrases.db"
  # SQLALCHEMY_DATABASE_URL = "postgresql://user:password@postgresserver/db"
  
  engine = create_engine(
      SQLALCHEMY_DATABASE_URL, connect_args={"check_same_thread": False}
  )
  SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
  
  Base = declarative_base()
  