code: def testSparsifyDenseXlaCall(self):
      # Test handling of dense xla_call within jaxpr interpreter.
      out = self.sparsify(jit(lambda x: x + 1))(0.0)
      self.assertEqual(out, 1.0)
  
imports: from functools import partial
  import math
  import operator
  from absl.testing import absltest
  from absl.testing import parameterized
  import numpy
  import jax
  from jax import config, jit, lax
  import jax.numpy
  import jax._src.test_util
  from jax.experimental.sparse import BCOO, BCSR, sparsify, todense, SparseTracer
  from jax.experimental.sparse.transform import arrays_to_spvalues, spvalues_to_arrays, sparsify_raw, SparsifyValue, SparsifyEnv
  from jax.experimental.sparse.util import CuSparseEfficiencyWarning
  from jax.experimental.sparse import test_util
label_desc: Use image node_id 25 for calling the SparsifyTest obj's underlying member method code with example usage: obj.testSparsifyDenseXlaCall() without return types