def get_helper_class(self, typ, kind='value'):
        """
        Get a helper class for the given *typ*.
        """
        # XXX handle all types: complex, array, etc.
        # XXX should it be a method on the model instead? this would allow a default kind...
        return cgutils.create_struct_proxy(typ, kind)

        Get a helper class for the given *typ*.
        
numba/core/base.py