code: def __init__(self, notebook_path, op_name):
      self.notebook_path = notebook_path
      if os.path.isabs(op_name) or op_name.startswith(".."):
          self.op_name = os.path.basename(op_name)
      else:
          self.op_name = op_name
      self.modeldef = _init_modeldef(
          self.notebook_path, self.name, self.op_name
      )
      script_base = notebook_path[: -len(self.op_name)]
      self.reference = modellib.script_model_ref(self.name, script_base)
  
imports: import ast
  import json
  import logging
  import os
  import re
  from guild import config
  from guild import guildfile
  from guild import model
  from guild import plugin
  from guild import python_util
  from guild import util
  from .None import flags_import_util
label_desc: Use image node_id 1 to create a new NotebookModelProxy object  with example: obj = NotebookModelProxy(notebook_path, op_name)