code: def test_encode(self):
      request = TokenizationRequest(
          text=self.TEST_PROMPT,
          encode=True,
          truncation=True,
          max_length=1,
      )
      result: TokenizationRequestResult = self.client.tokenize(request)
      assert (
          not result.cached
      ), "First time making the tokenize request. Result should not be cached"
      assert result.raw_tokens == [self.TEST_ENCODED[0]]
      result: TokenizationRequestResult = self.client.tokenize(request)
      assert result.cached, "Result should be cached"
      assert result.raw_tokens == [self.TEST_ENCODED[0]]
  
      request = TokenizationRequest(
          text=self.TEST_PROMPT,
          encode=True,
          truncation=True,
          max_length=1024,
      )
      result = self.client.tokenize(request)
      assert (
          not result.cached
      ), "First time making this particular request. Result should not be cached"
      assert result.raw_tokens == self.TEST_ENCODED
  
file_path: H2O/h2o_hf/helm/src/helm/proxy/clients/test_anthropic_client.py
imports: import os
  import tempfile
  from typing import List
  from helm.common.cache import SqliteCacheConfig
  from helm.common.tokenization_request import DecodeRequest, DecodeRequestResult, TokenizationRequest, TokenizationRequestResult
  from .anthropic_client import AnthropicClient
label_desc: Use image node_id 4 for calling the TestAnthropicClient obj's underlying member method code with example usage: obj.test_encode() without return types