code: def _chunks(lambda_seq, n):
      """Yield successive n-sized chunks from lambda_seq."""
      for i in range(0, len(lambda_seq), n):
          yield lambda_seq[i : i + n]
  
imports: import json
  import logging
  import numpy
  import pandas
  from collections import namedtuple
  from joblib import Parallel, delayed, cpu_count
  from scipy.stats import entropy
  from scipy.spatial.distance import pdist, squareform
  from sklearn.manifold import MDS, TSNE
  from pyLDAvis.utils import NumPyEncoder
label_desc: Use image node_id 12 for calling a global function with example usage: _chunks(lambda_seq, n) without return types