"""SQLAlchemy Metadata and Session object"""
from sqlalchemy import MetaData
from sqlalchemy.orm import scoped_session, sessionmaker

import pylons

__all__ = ['Session', 'metadata']

# SQLAlchemy database engine.  Updated by model.init_model().
engine = None

# SQLAlchemy session manager.  Updated by model.init_model().
Session = None

# Global metadata. If you have multiple databases with overlapping table 
# names, you'll need a metadata for each database.
metadata = MetaData()