async def start(self, ctx: Context):
for resource_name, context_attr, bind in self.connectables:
ctx.publish_resource(bind, resource_name, context_attr, types=Engine)
logger.info('Configured SQLAlchemy engine (%s / ctx.%s; dialect=%s)', resource_name,
context_attr, bind.dialect.name)
if self.sessionmaker:
if isinstance(self.commit_executor, str):
self.commit_executor = await ctx.request_resource(Executor, self.commit_executor)
ctx.publish_resource(self.sessionmaker)
ctx.publish_lazy_resource(self.create_session, Session,
context_attr=self.session_context_attr)
logger.info('Configured SQLAlchemy session (default / ctx.%s)',
self.session_context_attr)