medium-4-4.py

@property
def trend(self):
    short_ema = ta.ema(self.candles, 50)
    long_ema = ta.ema(self.candles, 100)
    longer_ema = ta.ema(self.candles, 200)

    if short_ema > long_ema > longer_ema:
        return 1
    elif short_ema < long_ema < longer_ema:
        return -1
    else:
        return 0

@property
def current_candle_touches_long_ema(self):
    long_ema = ta.ema(self.candles, 50)
    return self.high >= long_ema >= self.low