code: def test_tokenizer(self):
      feature_extractor = self.get_feature_extractor()
      tokenizer = self.get_tokenizer()
  
      processor = OwlViTProcessor(
          tokenizer=tokenizer, feature_extractor=feature_extractor
      )
  
      input_str = "lower newer"
  
      encoded_processor = processor(text=input_str, return_tensors="np")
  
      encoded_tok = tokenizer(input_str, return_tensors="np")
  
      for key in encoded_tok.keys():
          self.assertListEqual(
              encoded_tok[key][0].tolist(),
              encoded_processor[key][0].tolist(),
          )
  
imports: import json
  import os
  import shutil
  import tempfile
  import unittest
  import numpy
  import pytest
  from transformers import CLIPTokenizer, CLIPTokenizerFast
  from transformers.models.clip.tokenization_clip import VOCAB_FILES_NAMES
  from transformers.testing_utils import require_vision
  from transformers.utils import FEATURE_EXTRACTOR_NAME, is_vision_available
label_desc: Use image node_id 10 for calling the OwlViTProcessorTest obj's underlying member method code with example usage: obj.test_tokenizer() without return types