code: def grad_tile(ans, x, reps):
      reps = [reps] if anp.isscalar(reps) else reps
      x_shape = anp.shape(x)
  
      def vjp(g):
          for axis, rep in enumerate(reps):
              g = sum(anp.split(g, rep, axis))
          return anp.reshape(g, x_shape)
  
      return vjp
  
imports: from __future__ import absolute_import
  from six import string_types
  from functools import partial
  import numpy
  from ..util import func
  from .None import numpy_wrapper
  from .numpy_boxes import ArrayBox
  from autograd.extend import primitive, vspace, defvjp, defvjp_argnum, SparseObject, VJPNode, register_notrace
label_desc: Use image node_id 5 for calling a global function with example usage: grad_tile(ans, x, reps) and returns: vjp, anp