docstr: Reader for the `Brown corpus (part of NLTK data) <http://www.nltk.org/book/ch02.html#tab-brown-sources>`_.
  
  Parameters
  ----------
  dirname : str
      Path to folder with Brown corpus.
code: def __init__(self, dirname):
      """Reader for the `Brown corpus (part of NLTK data) <http://www.nltk.org/book/ch02.html#tab-brown-sources>`_.
  
      Parameters
      ----------
      dirname : str
          Path to folder with Brown corpus.
  
      """
      self.dirname = dirname
  
imports: import logging
  import os
  from collections import namedtuple, defaultdict
  from collections.abc import Iterable
  from timeit import default_timer
  from dataclasses import dataclass
  from numpy import zeros, float32, vstack, integer, dtype
  import numpy
  from gensim import utils, matutils
  from gensim.utils import deprecated
  from gensim.models import Word2Vec, FAST_VERSION
  from gensim.models.keyedvectors import KeyedVectors, pseudorandom_weak_vector
label_desc: Use image node_id 1 to create a new TaggedBrownCorpus object  with example: obj = TaggedBrownCorpus(dirname)