class_docstr: On behalf of g2p_en.G2p.
  
  g2p_en.G2p isn't pickalable and it can't be copied to the other processes
  via multiprocessing module.
  As a workaround, g2p_en.G2p is instantiated upon calling this class.
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code: def __init__(self, no_space: bool = False):
      self.no_space = no_space
      self.g2p = None
  
imports: import logging
  import re
  import warnings
  from pathlib import Path
  from typing import Iterable, List, Optional, Union
  import g2p_en
  import jamo
  from packaging.version import parse
  from typeguard import check_argument_types
  from espnet2.text.abs_tokenizer import AbsTokenizer
label_desc: Use image node_id 1 to create a new G2p_en object  with example: obj = G2p_en(no_space)