code: def connection_pattern(self, node):
      # Specificy that shape input parameter has no connection to graph and gradients.
      return [[True], [False]]
  
imports: from __future__ import absolute_import, print_function, division
  import numpy
  from theano import gof
  import theano.tensor
  from theano.gradient import DisconnectedType
label_desc: Use image node_id 5 for calling the IRFFTOp obj's underlying member method code with example usage: obj.connection_pattern(node) and returns: list