'Return the metadata for a single image.
image_uuid: the id of an image
Returns: image metadata as a dictionary'

def get_image_meta(self, image_uuid):

    url = ('/v1/images/%s' % image_uuid)
    response = self._http_request('HEAD', url, {}, '', ignore_result_body=True)
    return self._header_list_to_dict(response.getheaders())
