from typing import Any, Dict, Optional, Tuple, Union from django.db.backends.base.base import BaseDatabaseWrapper TEST_DATABASE_PREFIX: str class BaseDatabaseCreation: connection: django.db.backends.sqlite3.base.DatabaseWrapper = ... def __init__(self, connection: BaseDatabaseWrapper) -> None: ... def create_test_db(self, verbosity: int = ..., autoclobber: bool = ..., serialize: bool = ..., keepdb: bool = ...) -> str: ... def set_as_test_mirror(self, primary_settings_dict: Dict[str, Optional[Union[Dict[str, None], int, str]]]) -> None: ... def serialize_db_to_string(self) -> str: ... def deserialize_db_from_string(self, data: str) -> None: ... def clone_test_db(self, suffix: Any, verbosity: int = ..., autoclobber: bool = ..., keepdb: bool = ...) -> None: ... def get_test_db_clone_settings(self, suffix: Any): ... def destroy_test_db( self, old_database_name: str = ..., verbosity: int = ..., keepdb: bool = ..., suffix: None = ... ) -> None: ... def sql_table_creation_suffix(self): ... def test_db_signature(self) -> Tuple[str, str, str, str]: ...