code: def test_instantiate(self):
      processor = BertProcessing(("[SEP]", 0), ("[CLS]", 1))
      assert processor is not None
      assert isinstance(processor, PostProcessor)
      assert isinstance(processor, BertProcessing)
      assert isinstance(
          pickle.loads(
              pickle.dumps(BertProcessing(("[SEP]", 0), ("[CLS]", 1)))
          ),
          BertProcessing,
      )
  
imports: import json
  import pickle
  import pytest
  from tokenizers import Tokenizer
  from tokenizers.models import BPE
  from tokenizers.pre_tokenizers import ByteLevel
  from tokenizers.processors import BertProcessing, ByteLevel, PostProcessor, RobertaProcessing, Sequence, TemplateProcessing
  from ..utils import data_dir, roberta_files
label_desc: Use image node_id 1 for calling the TestBertProcessing obj's underlying member method code with example usage: obj.test_instantiate() without return types