class_docstr: Tests for the cuDFInterface.
class_docstr_tok: ["Tests","for","the","cuDFInterface","."]
code: def test_dataset_reduce_ht(self):
      reduced = Dataset(
          {
              "Age": self.age,
              "Weight": self.weight,
              "Height": self.height,
          },
          kdims=self.kdims[1:],
          vdims=self.vdims,
      )
      self.assertEqual(
          self.table.reduce(["Gender"], np.mean).sort(), reduced.sort()
      )
  
imports: import logging
  from unittest import SkipTest
  import numpy
  from holoviews.core.data import Dataset
  from holoviews.core.spaces import HoloMap
  from .base import HeterogeneousColumnTests, InterfaceTests
label_desc: Use image node_id 11 for calling the cuDFInterfaceTests obj's underlying member method code with example usage: obj.test_dataset_reduce_ht() without return types