code: def test_with_getitem():
      data = (
          numpy.asarray([[1, 2, 3, 4]], dtype="f"),
          numpy.asarray([[5, 6, 7, 8]], dtype="f"),
      )
      model = with_getitem(1, Linear())
      model.initialize(data, data)
      Y, backprop = model.begin_update(data)
      assert len(Y) == len(data)
      assert numpy.array_equal(
          Y[0], data[0]
      )  # the other item stayed the same
      assert not numpy.array_equal(Y[1], data[1])
      dX = backprop(Y)
      assert numpy.array_equal(dX[0], data[0])
      assert not numpy.array_equal(dX[1], data[1])
  
imports: import numpy
  import numpy.testing
  import pytest
  from thinc.api import Linear, Model, NumpyOps, noop, with_array, with_array2d, with_getitem, with_list, with_padded, with_ragged
  from thinc.types import Padded, Ragged
  from ..util import get_data_checker
label_desc: Use image node_id 31 for calling a global function with example usage: test_with_getitem() without return types