code: def test_manual_reload(self):
      byte_level = ByteLevel()
      state = json.loads(byte_level.__getstate__())
      reloaded = ByteLevel(**state)
      assert isinstance(reloaded, ByteLevel)
  
imports: import json
  import pickle
  import pytest
  from tokenizers.pre_tokenizers import BertPreTokenizer, ByteLevel, CharDelimiterSplit, Digits, Metaspace, PreTokenizer, Punctuation, Sequence, Split, UnicodeScripts, Whitespace, WhitespaceSplit
label_desc: Use image node_id 4 for calling the TestByteLevel obj's underlying member method code with example usage: obj.test_manual_reload() without return types