code: def test_pairwise_distances(X_blobs):
      centers = X_blobs[::100].compute()
      result = dask_ml.metrics.pairwise_distances(X_blobs, centers)
      expected = sklearn.metrics.pairwise_distances(
          X_blobs.compute(), centers
      )
      assert_eq(result, expected, atol=1e-4)
  
file_path: dask-ml/tests/metrics/test_metrics.py
imports: import dask
  import dask.array
  import numpy
  import numpy.testing
  import pytest
  import sklearn
  import sklearn.linear_model
  import sklearn.metrics
  from dask.array.utils import assert_eq
  import dask_ml.metrics
  import dask_ml.wrappers
label_desc: Use image node_id 1 for calling a global function with example usage: test_pairwise_distances(X_blobs) without return types