def get_dividends()

in src/backend/domain/data_providers/alpha_vantage.py [0:0]

• 28 lines of code
• 6 McCabe index (conditional complexity)

    def get_dividends(self, symbol: str, start_date: str, end_date: str) -> Tuple[Dict[str, Any], Optional[str]]:
        is_fx = False
        error_message = None
        if "/" in symbol:
            is_fx = True
            return {
                "meta": {
                    "symbol": symbol,
                    "interval": "",
                    "currency": "USD",
                    "exchange_timezone": "",
                    "exchange": "",
                    "mic_code": "",
                    "type": "",
                },
                "dividends": [],
            }

        timeseries_url = self.ALPHAVANTAGE_TIMESERIES_URL_TEMPLATE.substitute(symbol=symbol, api_key=self.api_key)

        result = self.get_alphavantage_timeseries(symbol, timeseries_url, start_date, end_date, is_fx)
        if "Error Message" in result:
            raise DataNotFoundError(
                f"Data provider failed on fetch for following symbol\: {symbol} \n With following message\: {result['Error Message']}"
            )

        if not result:
            raise DataNotFoundError(f"Data provider didn't returned any data for following symbol\: {symbol}")

        _, split_adjusted_dividends = self.transform_split_adjusted(result)

        result = {"meta": result["meta"], "dividends": [div for div in split_adjusted_dividends if div["amount"] != 0.0]}

        return result, error_message