old_contents: from ._daisy import daisy
  from ._hog import hog
  from .texture import greycomatrix, greycoprops, local_binary_pattern
  from .peak import peak_local_max
  from .corner import (corner_kitchen_rosenfeld, corner_harris, corner_shi_tomasi,
                       corner_foerstner, corner_subpix, corner_peaks)
  from .corner_cy import corner_moravec
  from .template import match_template
  
new_contents: from ._daisy import daisy
  from ._hog import hog
  from .texture import greycomatrix, greycoprops, local_binary_pattern
  from .peak import peak_local_max
  from .corner import (corner_kitchen_rosenfeld, corner_harris, corner_shi_tomasi,
                       corner_foerstner, corner_subpix, corner_peaks)
  from .corner_cy import corner_moravec
  from .template import match_template
  
  
  __all__ = ['daisy',
             'hog',
             'greycomatrix',
             'greycoprops',
             'local_binary_pattern',
             'peak_local_max',
             'corner_kitchen_rosenfeld',
             'corner_harris',
             'corner_shi_tomasi',
             'corner_foerstner',
             'corner_subpix',
             'corner_peaks',
             'corner_moravec',
             'match_template']
  
subject: Add __all__ to feature package