def __init__(self, scale: TimeScale = TimeScale.minute):
self.data_api = data_loader_factory()
self.data: Dict[str, SymbolData] = {}
if not self.data_api:
raise AssertionError("Failed to create data loader")
self.scale = scale
def __init__(
self,
scale: TimeScale = TimeScale.minute,
connector: DataConnectorType = config.data_connector,
):
self.data_api = data_loader_factory(connector)
self.data: Dict[str, SymbolData] = {}
if not self.data_api:
raise AssertionError("Failed to create data loader")
self.scale = scale
def __init__(
self,
data_loader: DataLoader,
recurrence: Optional[timedelta] = None,
target_strategy_name: str = None,
):
super().__init__(
name=self.name,
data_loader=data_loader,
recurrence=recurrence,
target_strategy_name=target_strategy_name,
)
self.data_factory = data_loader_factory()