code: def guess_slice_axis_and_direction(slice_info, affine):
      if slice_info is None:
          orient = io_orientation(affine)
          slice_axis = int(np.where(orient[:, 0] == 2)[0])
          slice_direction = int(orient[slice_axis, 1])
      else:
          slice_axis = int(slice_info[0])
          slice_direction = int(slice_info[1])
      return slice_axis, slice_direction
  
imports: import os
  import warnings
  import numpy
  from nibabel import io_orientation
  from nibabel.affines import apply_affine
  from ...core.image.image_spaces import as_xyz_image, make_xyz_image, xyz_affine
  from ...io.nibcompat import get_header
  from ..slicetiming import timefuncs
  from ._registration import _cspline_sample3d, _cspline_sample4d, _cspline_transform
  from .affine import Affine, Rigid
  from .optimizer import configure_optimizer, use_derivatives
  from .type_check import check_type, check_type_and_shape
label_desc: Use image node_id 4 for calling a global function with example usage: guess_slice_axis_and_direction(slice_info, affine) and returns: slice_axis,  slice_direction