class_docstr: Tests correctness of the floor transformation.
code: def testBijectiveAndFiniteLowTemperature(self):
      floor = softfloor.Softfloor(self.dtype(1e-1))
      x = np.sort(5 * self._rng.randn(3, 10), axis=-1).astype(
          self.dtype
      )
      y = 5 * self._rng.randn(3, 10).astype(self.dtype)
      bijector_test_util.assert_bijective_and_finite(
          floor, x, y, eval_func=self.evaluate, event_ndims=1
      )
  
imports: import numpy
  import tensorflow.compat.v2
  from tensorflow_probability.python.bijectors import bijector_test_util
  from tensorflow_probability.python.bijectors import softfloor
  from tensorflow_probability.python.internal import tensorshape_util
  from tensorflow_probability.python.internal import test_util
  from tensorflow_probability.python.math.gradient import value_and_gradient
label_desc: Use image node_id 8 for calling the _SoftFloorBijectorBase obj's underlying member method code with example usage: obj.testBijectiveAndFiniteLowTemperature() without return types