code: def _xfailif():
      try:
          import matplotlib.pyplot as plt
  
          return False
      except ImportError:
          return True
  
imports: import numpy
  import pytest
  from sklearn.decomposition import NMF, LatentDirichletAllocation, TruncatedSVD
  from textacy import Corpus
  from textacy import extract
  from textacy.tm import TopicModel
  from textacy.representations import Vectorizer
label_desc: Use image node_id 15 for calling a global function with example usage: _xfailif() and returns: False, True