Commit a container to an image. Similar to the ``docker commit``
        command.

        Args:
            repository (str): The repository to push the image to
            tag (str): The tag to push
            message (str): A commit message
            author (str): The name of the author
            changes (str): Dockerfile instructions to apply while committing
            conf (dict): The configuration for the container. See the
                `Engine API documentation
                <https://docs.docker.com/reference/api/docker_remote_api/>`_
                for full details.

        Raises:
            :py:class:`docker.errors.APIError`
                If the server returns an error.

def commit(self, repository=None, tag=None, **kwargs):
        """
        Commit a container to an image. Similar to the ``docker commit``
        command.

        Args:
            repository (str): The repository to push the image to
            tag (str): The tag to push
            message (str): A commit message
            author (str): The name of the author
            changes (str): Dockerfile instructions to apply while committing
            conf (dict): The configuration for the container. See the
                `Engine API documentation
                <https://docs.docker.com/reference/api/docker_remote_api/>`_
                for full details.

        Raises:
            :py:class:`docker.errors.APIError`
                If the server returns an error.
        """

        resp = self.client.api.commit(self.id, repository=repository, tag=tag,
                                      **kwargs)
        return self.client.images.get(resp['Id'])