code: def flow_init(
      self,
      flow,
      graph,
      environment,
      flow_datastore,
      metadata,
      logger,
      echo,
      options,
  ):
      current._update_env({"foobar_value": options["foobar"]})
  
imports: from metaflow.decorators import FlowDecorator
  from metaflow import current
label_desc: Use image node_id 1 for calling the FlowDecoratorWithOptions obj's underlying member method code with example usage: obj.flow_init(flow, graph, environment, flow_datastore, metadata, logger, echo, options) without return types