'Bringing the imported image to back end store
:param image_id: Glance Image ID
:param file_path: path to the image file'

def execute(self, image_id, file_path=None):

    image = self.image_repo.get(image_id)
    image.status = 'importing'
    self.image_repo.save(image)
    image_import.set_image_data(image, (file_path or self.uri), self.task_id)
    self.image_repo.save(image)
