class_docstr: Log-softmax activation function.
code: def __init__(self, axis=1):
      self.axis = axis
  
imports: import chainer
  from chainer import backend
  from chainer.backends import cuda
  from chainer import function_node
  import chainer.functions
  from chainer.utils import type_check
  import chainerx
label_desc: Use image node_id 1 to create a new LogSoftmax object from inherited base classes: function_node with example: obj = LogSoftmax(axis)