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Source code for galaxy.model.base

Shared model and mapping code between Galaxy and Tool Shed, trying to
generalize to generic database connections.

from sqlalchemy.orm import scoped_session, sessionmaker
from galaxy.util.bunch import Bunch
from inspect import getmembers, isclass

# TODO: Refactor this to be a proper class, not a bunch.
[docs]class ModelMapping(Bunch):
[docs] def __init__(self, model_modules, engine): self.engine = engine context = scoped_session( sessionmaker( autoflush=False, autocommit=True ) ) # For backward compatibility with "context.current" # deprecated? context.current = context self.context = context self.session = context model_classes = {} for module in model_modules: m_obs = getmembers(module, isclass) m_obs = dict([m for m in m_obs if m[1].__module__ == module.__name__]) model_classes.update(m_obs) super(ModelMapping, self).__init__(**model_classes) context.remove() context.configure( bind=engine )
@property def Session(self): """ For backward compat., deprecated. """ return self.context