class_docstr: Flips an input variable in reverse order along the given axis.
code: def forward(self, inputs):
      xp = backend.get_array_module(*inputs)
      if hasattr(
          xp, "flip"
      ):  # numpy.flip is supported from version 1.12.0
          return (xp.flip(inputs[0], self.axis),)
      else:
          return (_flip(inputs[0], self.axis),)
  
file_path: chainer/chainer/functions/array/flip.py
imports: import six
  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 Flip obj's underlying member method code with example usage: obj.forward(inputs) and returns: xp, _flip