code: def setup_class(cls):
      np.random.seed(9865)
      cls.x = np.random.random(100)
      cls.y = np.random.random(100)
      cls.v = np.random.random(100)
      cls.X = np.random.random((100, 3))
      cls.w = np.random.random(100)
  
imports: from __future__ import division, print_function, absolute_import
  import numpy
  from numpy.testing import assert_allclose
  from scipy.stats import binned_statistic, binned_statistic_2d, binned_statistic_dd
  from scipy._lib.six import u
  from .common_tests import check_named_results
label_desc: Use image node_id 1 for calling the TestBinnedStatistic obj's underlying member method code with example usage: obj.setup_class(cls) without return types