class_docstr: TagArithmeticsResponse
class_docstr_tok: ["TagArithmeticsResponse"]
code: def actual_instance_must_validate_oneof(cls, v):
      instance = TagArithmeticsResponse.construct()
      error_messages = []
      match = 0
      # validate data type: CreateEntityResponse
      if not isinstance(v, CreateEntityResponse):
          error_messages.append(
              f"Error! Input type `{type(v)}` is not `CreateEntityResponse`"
          )
      else:
          match += 1
      # validate data type: TagBitMaskResponse
      if not isinstance(v, TagBitMaskResponse):
          error_messages.append(
              f"Error! Input type `{type(v)}` is not `TagBitMaskResponse`"
          )
      else:
          match += 1
      if match > 1:
          # more than 1 match
          raise ValueError(
              "Multiple matches found when setting `actual_instance` in TagArithmeticsResponse with oneOf schemas: CreateEntityResponse, TagBitMaskResponse. Details: "
              + ", ".join(error_messages)
          )
      elif match == 0:
          # no match
          raise ValueError(
              "No match found when setting `actual_instance` in TagArithmeticsResponse with oneOf schemas: CreateEntityResponse, TagBitMaskResponse. Details: "
              + ", ".join(error_messages)
          )
      else:
          return v
  
imports: from __future__ import annotations
  from inspect import getfullargspec
  import json
  import pprint
  import re
  from typing import Any, List, Optional
  from pydantic import BaseModel, Field, StrictStr, ValidationError, validator
  from lightly.openapi_generated.swagger_client.models.create_entity_response import CreateEntityResponse
  from lightly.openapi_generated.swagger_client.models.tag_bit_mask_response import TagBitMaskResponse
  from typing import Any, List
  from pydantic import StrictStr, Field, Extra
label_desc: Use image node_id 2 for calling the TagArithmeticsResponse obj's underlying member method code with example usage: obj.actual_instance_must_validate_oneof(cls, v) and returns: v