code: def irecv(shape, dtype, source, tag):
      """
      Non-blocking receive.
      """
      return MPIRecv(source, tag, shape, dtype)()
  
imports: from __future__ import absolute_import, print_function, division
  import numpy
  from theano import gof
  from theano.gof import Constant, Generic, Op
  from theano.gof.sched import key_to_cmp
  from theano.tensor import tensor
  import theano
label_desc: Use image node_id 4 for calling a global function with example usage: irecv(shape, dtype, source, tag) and returns: MPIRecv