class_docstr: Default environment.
class_docstr_tok: ["Default","environment","."]
code: def is_pure_service_node(
      self, pipeline: pipeline_pb2.Pipeline, node_id: str
  ) -> bool:
      return False
  
imports: import abc
  from typing import Optional
  from tfx.orchestration.experimental.core import orchestration_options
  from tfx.proto.orchestration import pipeline_pb2
  from tfx.utils import status
label_desc: Use image node_id 5 for calling the _DefaultEnv obj's underlying member method code with example usage: obj.is_pure_service_node(pipeline, node_id) and returns: False