def duration_of_trend (ticker, prices):
streak = 0
streaks = []
for index in reversed(range(0, len(prices) - 1)) :
if (prices[index] > prices[index+1]) :
if (streak < 0) : streak = 0
streak += 1
elif (prices[index] < prices[index+1]) :
if (streak > 0) : streak = 0
streak -= 1
else :
streak = 0
streaks.append(float(streak))
rsi = RSI(np.asarray(streaks), timeperiod=2).tolist()
rsi.reverse()
return rsi.pop(0)
def price_change (ticker, prices):
prices_reversed = list(reversed(prices))
rsi = RSI(np.asarray(prices_reversed), timeperiod=3).tolist()
rsi.reverse()
return rsi.pop(0)
