code: def k_euclid(x, y, scale):
      """Euclidean kernel with scale coeff."""
      return scale * np.inner(x, y)
  
imports: import collections
  from functools import partial
  import numpy
  from scipy.sparse.linalg import svds
  from sklearn.base import BaseEstimator, TransformerMixin
  from sktime.dists_kernels.base import BasePairwiseTransformerPanel
label_desc: Use image node_id 13 for calling a global function with example usage: k_euclid(x, y, scale) and returns: unknown