doctest SpectralCoclustering fails on Ubuntu arm64

[xnox]

=================================== FAILURES ===================================
___________ [doctest] sklearn.cluster.bicluster.SpectralCoclustering ___________
258         The bicluster label of each column.
259 
260     Examples
261     --------
262     >>> from sklearn.cluster import SpectralCoclustering
263     >>> import numpy as np
264     >>> X = np.array([[1, 1], [2, 1], [1, 0],
265     ...               [4, 7], [3, 5], [3, 6]])
266     >>> clustering = SpectralCoclustering(n_clusters=2, random_state=0).fit(X)
267     >>> clustering.row_labels_
Expected:
    array([0, 1, 1, 0, 0, 0], dtype=int32)
Got:
    array([0, 0, 1, 0, 0, 0], dtype=int32)

/usr/lib/python3/dist-packages/sklearn/cluster/bicluster.py:267: DocTestFailure

This is 0.20.3 and fails on Ubuntu arm64.

[jnothman]

Please check with 0.21rc1 as well.

[rth]

Can confirm this failure for the Linux pylatest_conda_mkl job in #14300 which is pretty close to master, as far as spectral coclustering is concerned.

The error is exactly the same as above.