old_contents: import duecredit  # Just to enable duecredit
  from scipy.cluster.hierarchy import linkage
  from scipy.spatial.distance import pdist
  from sklearn.datasets import make_blobs
  
  print("I: Simulating 4 blobs")
  data, true_label = make_blobs(centers=4)
  
  dist = pdist(data, metric='euclidean')
  
  Z = linkage(dist, method='single')
  print("I: Done clustering 4 blobs")
  
new_contents: # A tiny analysis script to demostrate duecredit
  #
  # Import of duecredit is not necessary if you just run this script with
  # python -m duecredit
  # import duecredit  # Just to enable duecredit
  from scipy.cluster.hierarchy import linkage
  from scipy.spatial.distance import pdist
  from sklearn.datasets import make_blobs
  
  print("I: Simulating 4 blobs")
  data, true_label = make_blobs(centers=4)
  
  dist = pdist(data, metric='euclidean')
  
  Z = linkage(dist, method='single')
  print("I: Done clustering 4 blobs")
  
subject: comment out explicit import of duecredit in example and added a comment