code: def __init__(
      self,
      file_path=None,
      graph_structure=None,
      metadata=None,
      **kwargs,
  ):
      self._dag_instantiation_params = AirflowDAGArgs(**kwargs)
      self._file_path = file_path
      self._metadata = metadata
      tree = lambda: defaultdict(tree)
      self.states = tree()
      self.metaflow_params = None
      self.graph_structure = graph_structure
  
imports: import hashlib
  import json
  import sys
  import platform
  from collections import defaultdict
  from datetime import datetime, timedelta
label_desc: Use image node_id 1 to create a new Workflow object from inherited base classes: object with example: obj = Workflow(file_path, graph_structure, metadata)