class_docstr: Flips an input variable in reverse order along the given axis.
code: def __init__(self, axis):
      if not isinstance(axis, six.integer_types):
          raise TypeError("axis must be int")
      self.axis = 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 1 to create a new Flip object from inherited base classes: function_node with example: obj = Flip(axis)