code: def _is_utf8_continue(b):
      return b & _MB_MASK == _MB_START
  
imports: import logging
  import numpy
  from numpy import ones, vstack, float32
  import gensim.models._fasttext_bin
  from gensim.models.word2vec import Word2Vec
  from gensim.models.keyedvectors import KeyedVectors, prep_vectors
  from gensim import utils
  from gensim.utils import deprecated
  from gensim.models import keyedvectors
label_desc: Use image node_id 9 for calling a global function with example usage: _is_utf8_continue(b) and returns: unknown