code: def dummy_dot_node(name):
      return pydot.Node(
          name=quoted(name),
          shape="rect",
          color="white",
          fontcolor="white",
          fixedsize=True,
          width=0.0,
          height=0.0,
          fontsize=0.0,
      )
  
file_path: baikal/baikal/plot.py
imports: import io
  import os
  from typing import Optional
  from baikal import Model
  from baikal._core.utils import make_name, safezip2
label_desc: Use image node_id 8 for calling a global function with example usage: dummy_dot_node(name) and returns: pydot