code: def render_ir_graph(tensors):
      """Return a text dump of the LTC IR graph in dot format for the tensors.
      The text can be processed by tools like dot to be rendered in pdf,png etc.
      """
      return torch._C._lazy._get_tensors_dot(tensors)
  
label_desc: Use image node_id 1 for calling a global function with example usage: render_ir_graph(tensors) and returns: torch