code: def dump_ir(tensors, ir_format):
      """Return a dump of the tensors in the specified format.
      Valid format are
      - text: for LTC IR
      - backend: for the activate backend IR
      """
      if ir_format == "text":
          return torch._C._lazy._get_tensors_text(tensors)
      elif ir_format == "backend":
          return torch._C._lazy._get_tensors_backend(tensors)
      else:
          raise RuntimeError(f"Unrecognized IR format: {ir_format}")
  
label_desc: Use image node_id 2 for calling a global function with example usage: dump_ir(tensors, ir_format) and returns: torch, torch