from typing import Any, Optional, Tuple from django.db.backends.base.creation import BaseDatabaseCreation class DatabaseCreation(BaseDatabaseCreation): connection: django.db.backends.sqlite3.base.DatabaseWrapper @staticmethod def is_in_memory_db(database_name: str) -> bool: ... def get_test_db_clone_settings(self, suffix: Any): ... def test_db_signature(self) -> Tuple[str, str]: ...