code: def rollaxis(x, axis, start=0):
      """Roll the axis backwards to the given position.
  
      This function continues to be supported for backward compatibility,
      but you should prefer
      ``chainer.functions.moveaxis(x, source, destination)``.
      See :func:`chainer.functions.moveaxis`.
  
      Args:
          x (:class:`~chainer.Variable` or :ref:`ndarray`): Input variable.
          axis (int): The axis to roll backwards.
          start (int): The place to which the axis is moved.
  
      Returns:
          ~chainer.Variable: Variable whose axis is rolled.
      """
      return Rollaxis(axis, start).apply((x,))[0]
  
file_path: chainer/chainer/functions/array/rollaxis.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 for calling a global function with example usage: rollaxis(x, axis, start) and returns: Rollaxis