class_docstr: builder config for LibriSpeech LM
      
code: def __init__(self, **kwargs):
      self.lm_corpus_path = kwargs.pop("lm_corpus_path", None)
      super(LibrispeechLmConfig, self).__init__(
          **kwargs,
      )
  
file_path: speechbrain/recipes/LibriSpeech/LM/dataset.py
imports: from __future__ import absolute_import, division, print_function
  import datasets
  import re
label_desc: Use image node_id 1 to create a new LibrispeechLmConfig object from inherited base classes: datasets with example: obj = LibrispeechLmConfig()