'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):

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