def __init__(self, assets_dir=None, requirements_file="requirements.yml"):
        self.assets_dir = assets_dir or Path(".") / "assets"
        self.requirements = GroupedRequirements()
        self.requirements.load(requirements_file)
        self.temp_dir = mkdtemp()
def reset_snapshot_status(self, snapshot_id, status):
        """Reset the specified snapshot's status."""
        post_body = json.dumps({'os-reset_status': {"status": status}})
        resp, body = self.post('snapshots/%s/action' % snapshot_id, post_body)
        return resp, body