+"""
+Model initialization and mapping.
+"""
+
from sqlalchemy import MetaData
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import scoped_session, sessionmaker, mapper
def initialize_db(engine=None):
+ """
+ Initialize the database using reflection.
+
+ :param engine: The SQLAlchemy engine instance to bind.
+ :return: None
+ """
DBSession.configure(bind=engine)
Base.metadata.bind = engine