old_contents: """
  Mathematical operations working on niimgs like -a (3+n)-D block of data,
  and an affine.
  """
  from .resampling import resample_img
  from .image import high_variance_confounds, smooth_img, crop_img, \
              mean_img
  
  __all__ = ['resample_img', 'high_variance_confounds', 'smooth_img',
             'crop_img', 'mean_img', 'reorder_img']
  
  
new_contents: """
  Mathematical operations working on niimgs like -a (3+n)-D block of data,
  and an affine.
  """
  from .resampling import resample_img, reorder_img
  from .image import high_variance_confounds, smooth_img, crop_img, \
      mean_img
  
  __all__ = ['resample_img', 'reorder_img',
             'high_variance_confounds', 'smooth_img',
             'crop_img', 'mean_img']
  
  
subject: Add missing reorder_img import