class_docstr: Concatenated Rectified Linear Unit.
class_docstr_tok: ["Concatenated","Rectified","Linear","Unit","."]
code: def get_output_shape(self, input_shape):
      output_shape = list(input_shape)
      output_shape[self.axis] *= 2
      return tuple(output_shape)
  
file_path: chainer/chainer/functions/activation/crelu.py
imports: import six
  import chainer
  from chainer import backend
  from chainer import function_node
  from chainer.utils import type_check
label_desc: Use image node_id 3 for calling the CReLU obj's underlying member method code with example usage: obj.get_output_shape(input_shape) and returns: tuple