ants                    Get 'ANTs' module
ants_available          Check if 'ANTs' is available
ants_plot               Plot single "ANTsImage"
ants_plot_grid          Plot multiple "ANTsImage"
ants_registration       Register two images using 'ANTs'
as_ANTsImage            Load data as "ANTsImage" class
as_ANTsTransform        Convert to "ANTsTransform"
install_ants            Install 'ANTs' via 'ANTsPy'
is_affine3D             Check if an object is a 3D 'affine' transform
                        matrix
py                      Get 'Python' main process environment
py_builtin              Get 'Python' built-in object
py_list                 List in 'Python'
py_slice                Slice index in 'Python' arrays
