Source code for geometric_kernels.feature_maps.base

"""
This module provides the abstract base class :class:`FeatureMap` that all
feature maps inherit from. It can be used for type hinting.
"""

import abc



[docs]
class FeatureMap(abc.ABC):
    """
    Abstract base class for all feature maps.
    """


[docs]
    @abc.abstractmethod
    def __call__(self, *args, **kwargs):
        r"""
        `FeatureMap`\ s are callable.
        """
        raise NotImplementedError