### Provide a general description of the issue or problem. Prepare for sckimage2 and migration see https://scikit-image.org/docs/stable/user_guide/skimage2_migration.html#skimage-morphology-white-tophat
Provide a general description of the issue or problem.
Prepare for sckimage2 and migration see https://scikit-image.org/docs/stable/user_guide/skimage2_migration.html#skimage-morphology-white-tophat