class_docstr: Pulls data from somewhere and uses it for classification?
  
  .. todo::
      Describe CLS
class_docstr_tok: ["Pulls","data","from","somewhere","and","uses","it","for","classification","?","..","todo",":",":","Describe","CLS"]
code: def __post_init__(self) -> None:
      import warnings
  
      if self.pooled:
          raise NotImplementedError("Pooled version is not implemented")
  
imports: from dataclasses import dataclass
  from doctest import ELLIPSIS_MARKER
  from itertools import chain
  from typing import List, TypeVar, cast
  import numpy
  import pandas
  from src.data_new.types import Background, JSONSerializable, PersonDocument, EncodedDocument
  from src.tasks.base import Task
label_desc: Use image node_id 1 for calling the CLS obj's underlying member method code with example usage: obj.__post_init__() without return types