code: def testSoftplusValue(self):
      val = nn.softplus(89.0)
      self.assertAllClose(val, 89.0, check_dtypes=False)
  
imports: import collections
  from functools import partial
  import itertools
  import unittest
  from absl.testing import absltest
  from absl.testing import parameterized
  import scipy.stats
  from jax._src import config
  from jax._src import core
  from jax._src import test_util
  from jax._src import ad_checkpoint
  from jax.test_util import check_grads
  from jax import nn
  from jax import random
  import jax
  import jax.numpy
label_desc: Use image node_id 14 for calling the NNFunctionsTest obj's underlying member method code with example usage: obj.testSoftplusValue() without return types