code: def __init__(self):
      self.assert_allclose = _np.testing.assert_allclose
      self.assert_equal = _np.testing.assert_equal
  
imports: import numpy
  from scipy.spatial.distance import cdist, pdist
  from sklearn.metrics.pairwise import euclidean_distances, pairwise_distances
label_desc: Use image node_id 1 to create a new NumPyTesting object  with example: obj = NumPyTesting()