code: def set_model_info(cls, values):
      if values.get("spend") is None:
          values.update({"spend": 0.0})
      return values
  
imports: from pydantic import BaseModel, Extra, Field, root_validator
  import enum
  from typing import Optional, List, Union, Dict, Literal
  from datetime import datetime
  import uuid, json
label_desc: Use image node_id 1 for calling the LiteLLM_UserTable obj's underlying member method code with example usage: obj.set_model_info(cls, values) and returns: values