code: def test_shared_empty():
      from lasagne.utils import shared_empty
  
      X = shared_empty(3)
      assert (np.zeros((1, 1, 1)) == X.eval()).all()
  
imports: from mock import Mock
  import pytest
  import numpy
  import theano
  import theano.tensor
label_desc: Use image node_id 2 for calling a global function with example usage: test_shared_empty() without return types