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Still not get historical data,how to get?

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  • J

    getting this error:Instrument Token for NIFTY18APR2422500CE: ('NFO', '41756')
    Making API request with params: {'exchange': 'NSE', 'symboltoken': ('NFO', '41756'), 'interval': 'FIVE_MINUTE', 'fromdate': '2024-04-10 19:17', 'todate': '2024-04-12 19:17'}
    Error fetching candle data: Couldn't parse the JSON response received from the server: b''
    Failed to retrieve candle data. this is my function:def historical_data(symbol, interval):
    df = dataa()
    to_date = datetime.now().strftime("%Y-%m-%d %H:%M")
    from_date_calculate = datetime.now() - timedelta(days=2)
    from_date = from_date_calculate.strftime("%Y-%m-%d %H:%M")

    symbol_code = get_instrument_token_symbol(df, symbol)
print(f"Instrument Token for {symbol}: {symbol_code}")

if symbol_code is None:
    print(f"Error: Instrument token not found for symbol {symbol}")
    return None

historicParam = {
    "exchange": "NSE",
    "symboltoken": symbol_code,
    "interval": interval,
    "fromdate": from_date,
    "todate": to_date
}

try:
    print("Making API request with params:", historicParam)
    data = obj.getCandleData(historicParam)
    print("API response:", data)

    if data and 'data' in data and data['data']:
        data_ohcl = pd.DataFrame(data['data'])
        data_ohcl.columns = ['timestamp', 'Open', 'High', 'Low', 'Close', 'Volume']
        return data_ohcl
    else:
        print("No valid data found in the API response.")
        return None
except Exception as e:
    print(f"Error fetching candle data: {e}")
    return None

    def dat():
    data_ohcl = historical_data("NIFTY18APR2422500CE", 'FIVE_MINUTE')

    if data_ohcl is not None:
    if isinstance(data_ohcl, pd.DataFrame) and not data_ohcl.empty:
        print("Candle Data:")
        print(data_ohcl)
    else:
        print("No valid candle data returned.")
else:
    print("Failed to retrieve candle data.")
    0