class_docstr: Tests for the extract_tensors function
class_docstr_tok: ["Tests","for","the","extract_tensors","function"]
docstr: Test that an empty iterable returns nothing
docstr_tok: ["Test","that","an","empty","iterable","returns","nothing"]
code: def test_empty_terable(self):
      """Test that an empty iterable returns nothing"""
      res = list(np.extract_tensors([]))
      assert res == []
  
imports: import numpy
  import pytest
  from autograd.numpy.numpy_boxes import ArrayBox
  import pennylane
  from pennylane import numpy
  from pennylane.numpy.tensor import tensor_to_arraybox
label_desc: Use image node_id 1 for calling the TestExtractTensors obj's underlying member method code with example usage: obj.test_empty_terable() without return types