code: def make_node(self, x):
      x = theano.tensor.as_tensor_variable(x)
      return theano.Apply(self, [x], [x.type()])
  
file_path: Theano/doc/hpcs2011_tutorial/double_op.py
imports: from __future__ import absolute_import, print_function, division
  import numpy
  import theano
label_desc: Use image node_id 4 for calling the DoubleOp obj's underlying member method code with example usage: obj.make_node(x) and returns: theano