code: def _get_array(self, scaling, aligned=True):
      if not aligned:
          a = np.empty(3 * 8 + 1, dtype=np.uint8)[1:]
          a = a.view(np.float64)
          a[:] = [1.0, 2.0, 3.0]
      else:
          a = np.array([1.0, 2.0, 3.0])
  
      a *= 1.0 / scaling  # the casting code also uses the reciprocal.
      return a.view(SF(scaling))
  
imports: import sys
  from tempfile import NamedTemporaryFile
  import pytest
  import numpy
  from numpy.testing import assert_array_equal
  from numpy._core._multiarray_umath import _discover_array_parameters, _get_sfloat_dtype
label_desc: Use image node_id 1 for calling the TestSFloat obj's underlying member method code with example usage: obj._get_array(scaling, aligned) and returns: a