code: def test_llama_pickle():
      import pickle
      import tempfile
  
      fp = tempfile.TemporaryFile()
      llama = llama_cpp.Llama(model_path=MODEL, vocab_only=True)
      pickle.dump(llama, fp)
      fp.seek(0)
      llama = pickle.load(fp)
  
      assert llama
      assert llama.ctx is not None
  
      text = b"Hello World"
  
      assert llama.detokenize(llama.tokenize(text)) == text
  
file_path: llama-cpp-python/tests/test_llama.py
imports: import ctypes
  import numpy
  import pytest
  from scipy.special import log_softmax
  import llama_cpp
label_desc: Use image node_id 4 for calling a global function with example usage: test_llama_pickle() without return types