code: def combine(x, y):
      return x + y
  
imports: import ray
  import ray
  import ray
  from ray.dag.input_node import InputNode
  import ray
  from ray.dag.input_node import InputNode
  from ray.dag.output_node import MultiOutputNode
  import ray
  from ray.dag.input_node import InputNode
  from ray.dag.output_node import MultiOutputNode
  import ray
  from ray.dag.input_node import InputNode
  from ray.dag.output_node import MultiOutputNode
  import ray
  from ray.dag.input_node import InputNode
  from ray.dag.output_node import MultiOutputNode
label_desc: Use image node_id 2 for calling a global function with example usage: combine(x, y) and returns: unknown