code: def unify_walk(bv, v, U):
      """
      V is unified to BV.value.
  
      """
      return unify_walk(v, bv.value, U)
  
imports: from __future__ import absolute_import, print_function, division
  from copy import copy
  from functools import partial
  from theano.gof.utils import ANY_TYPE, comm_guard, FALL_THROUGH, iteritems
label_desc: Use image node_id 8 for calling a global function with example usage: unify_walk(bv, v, U) and returns: unify_walk