class_docstr: Tests correctness of the cumsum bijector.
class_docstr_tok: ["Tests","correctness","of","the","cumsum","bijector","."]
code: def testBijector(self):
      self._checkBijectorInAllDims(np.arange(5.0))
      self._checkBijectorInAllDims(
          np.reshape([np.arange(5.0)] * 2, [5, 2])
      )
      self._checkBijectorInAllDims(
          np.reshape([np.arange(5.0)] * 4, [5, 2, 2])
      )
  
file_path: probability/tensorflow_probability/python/bijectors/cumsum_test.py
imports: import numpy
  import tensorflow.compat.v1
  import tensorflow.compat.v2
  from tensorflow_probability.python.bijectors import bijector_test_util
  from tensorflow_probability.python.bijectors import cumsum
  from tensorflow_probability.python.internal import test_util
label_desc: Use image node_id 2 for calling the _CumsumBijectorTest obj's underlying member method code with example usage: obj.testBijector() without return types