def initialize_sql(engine,
setup_mappers,
create_tables_on_init=False,
Base=None):
log.debug("initialize_sql: %r" % engine)
# uhm
try:
# and explicit mappings
meta = MetaData()
meta.bind = engine
meta = setup_mappers(meta=meta, engine=engine)
if create_tables_on_init:
meta = create_tables(meta)
if Base:
Base.metadata = meta #.bind = engine
meta.Session = scoped_session(
sessionmaker(
#extension=ZopeTransactionExtension(),
bind=engine))
#meta.Session.configure(bind=engine)
#sessionmaker(bind=engine)
assert meta is not None
return meta
except Exception, e:
log.error(engine)
log.error(DBSession)
log.exception(e)
raise
