class_docstr: Only used for jacobian calculations.
code: def _forward_log_det_jacobian(self, x):
      return math_ops.log(x)
  
imports: import abc
  import numpy
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.ops.distributions import bijector
  from tensorflow.python.platform import test
label_desc: Use image node_id 3 for calling the ExpOnlyJacobian obj's underlying member method code with example usage: obj._forward_log_det_jacobian(x) and returns: math_ops