How to use the pantalaimon.store.PanFetcherTasks function in pantalaimon

def replace_fetcher_task(self, server, pan_user, old_task, new_task):
        server = Servers.get(name=server)
        user = ServerUsers.get(server=server, user_id=pan_user)

        PanFetcherTasks.delete().where(
            PanFetcherTasks.user == user,
            PanFetcherTasks.room_id == old_task.room_id,
            PanFetcherTasks.token == old_task.token,
        ).execute()

        PanFetcherTasks.replace(
            user=user, room_id=new_task.room_id, token=new_task.token
        ).execute()

def replace_fetcher_task(self, server, pan_user, old_task, new_task):
        server = Servers.get(name=server)
        user = ServerUsers.get(server=server, user_id=pan_user)

        PanFetcherTasks.delete().where(
            PanFetcherTasks.user == user,
            PanFetcherTasks.room_id == old_task.room_id,
            PanFetcherTasks.token == old_task.token,
        ).execute()

        PanFetcherTasks.replace(
            user=user, room_id=new_task.room_id, token=new_task.token
        ).execute()

@attr.s
class PanStore:
    store_path = attr.ib(type=str)
    database_name = attr.ib(type=str, default="pan.db")
    database = attr.ib(type=SqliteDatabase, init=False)
    database_path = attr.ib(type=str, init=False)
    models = [
        Accounts,
        AccessTokens,
        Servers,
        ServerUsers,
        DeviceKeys,
        DeviceTrustState,
        PanSyncTokens,
        PanFetcherTasks,
    ]

    def __attrs_post_init__(self):
        self.database_path = os.path.join(
            os.path.abspath(self.store_path), self.database_name
        )

        self.database = self._create_database()
        self.database.connect()

        with self.database.bind_ctx(self.models):
            self.database.create_tables(self.models)

    def _create_database(self):
        return SqliteDatabase(
            self.database_path, pragmas={"foreign_keys": 1, "secure_delete": 1}

def replace_fetcher_task(self, server, pan_user, old_task, new_task):
        server = Servers.get(name=server)
        user = ServerUsers.get(server=server, user_id=pan_user)

        PanFetcherTasks.delete().where(
            PanFetcherTasks.user == user,
            PanFetcherTasks.room_id == old_task.room_id,
            PanFetcherTasks.token == old_task.token,
        ).execute()

        PanFetcherTasks.replace(
            user=user, room_id=new_task.room_id, token=new_task.token
        ).execute()

def replace_fetcher_task(self, server, pan_user, old_task, new_task):
        server = Servers.get(name=server)
        user = ServerUsers.get(server=server, user_id=pan_user)

        PanFetcherTasks.delete().where(
            PanFetcherTasks.user == user,
            PanFetcherTasks.room_id == old_task.room_id,
            PanFetcherTasks.token == old_task.token,
        ).execute()

        PanFetcherTasks.replace(
            user=user, room_id=new_task.room_id, token=new_task.token
        ).execute()

def delete_fetcher_task(self, server, pan_user, task):
        server = Servers.get(name=server)
        user = ServerUsers.get(server=server, user_id=pan_user)

        PanFetcherTasks.delete().where(
            PanFetcherTasks.user == user,
            PanFetcherTasks.room_id == task.room_id,
            PanFetcherTasks.token == task.token,
        ).execute()