code: def _append_space(self, sentence):
      if self.show_tags:
          sentence.append((" ", "space"))
      else:
          sentence.append(" ")
  
imports: import functools
  from nltk.corpus.reader.api import CorpusReader
  from nltk.corpus.reader.util import StreamBackedCorpusView, concat
label_desc: Use image node_id 5 for calling the IPIPANCorpusView obj's underlying member method code with example usage: obj._append_space(sentence) without return types