code: def _get_vocab(vectorizer):
      return vectorizer.get_feature_names_out()
  
file_path: pyLDAvis/pyLDAvis/lda_model.py
imports: import funcy
  import pyLDAvis
  import numpy
label_desc: Use image node_id 3 for calling a global function with example usage: _get_vocab(vectorizer) and returns: vectorizer