def test_ema():
close_prices = [
204.23, 205.01, 196.9, 197.33, 198.7, 199.86, 202.23, 200.3, 212.3, 210.82603059, 220.84, 218.99,
212.71, 211.01, 213.19, 212.99724894,
212.67760477, 209.85, 187.2, 184.15, 176.99, 175.9, 178.99, 150.96, 133.85, 138.18, 126.32, 125.23,
114.79,
118.73, 110.74409879, 111.72, 124.04, 118.52, 113.64, 119.65, 117.11129288, 109.23, 110.77, 102.65,
91.99
]
candles = fake_range_candle_from_range_prices(close_prices)
single = ta.ema(candles, 8)
seq = ta.ema(candles, 8, sequential=True)
assert round(single, 3) == 108.546
assert len(seq) == len(candles)
assert seq[-1] == single
assert np.isnan(ta.ema(candles, 400))
def ema_high(self):
return ta.ema(self.candles, period=7, source_type="high")
def slow_ema(self):
return ta.ema(self.candles, period=55, source_type="close")
def ema_low(self):
return ta.ema(self.candles, period=5, source_type="low")
def fast_ema(self):
return ta.ema(self.candles, period=34, source_type="close")