analyze.py 文件源码

def get_signal(pair: str, signal: SignalType) -> bool:
    """
    Calculates current signal based several technical analysis indicators
    :param pair: pair in format BTC_ANT or BTC-ANT
    :return: True if pair is good for buying, False otherwise
    """
    dataframe = analyze_ticker(pair)
    if dataframe.empty:
        return False

    latest = dataframe.iloc[-1]

    # Check if dataframe is out of date
    signal_date = arrow.get(latest['date'])
    if signal_date < arrow.now() - timedelta(minutes=10):
        return False

    result = latest[signal.value] == 1
    logger.debug('%s_trigger: %s (pair=%s, signal=%s)', signal.value, latest['date'], pair, result)
    return result