code: def test2D(self):
      x = np.reshape(np.arange(20) / 20.0 - 0.5, (2, 10))
  
      for axis in (-2, -1, 0, 1):
          self._testLogSumExpAllArgs(x, axis=axis, use_gpu=False)
          self._testLogSumExpAllArgs(x, axis=axis, use_gpu=True)
  
file_path: tensorflow/tensorflow/python/kernel_tests/math_ops/cumulative_logsumexp_test.py
imports: import numpy
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import ops
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import gradient_checker_v2
  from tensorflow.python.ops import map_fn
  from tensorflow.python.ops import math_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 6 for calling the CumulativeLogsumexpTest obj's underlying member method code with example usage: obj.test2D() without return types