nautilus_indicators/python/momentum/
rsi.rs

1// -------------------------------------------------------------------------------------------------
2//  Copyright (C) 2015-2026 Nautech Systems Pty Ltd. All rights reserved.
3//  https://nautechsystems.io
4//
5//  Licensed under the GNU Lesser General Public License Version 3.0 (the "License");
6//  You may not use this file except in compliance with the License.
7//  You may obtain a copy of the License at https://www.gnu.org/licenses/lgpl-3.0.en.html
8//
9//  Unless required by applicable law or agreed to in writing, software
10//  distributed under the License is distributed on an "AS IS" BASIS,
11//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12//  See the License for the specific language governing permissions and
13//  limitations under the License.
14// -------------------------------------------------------------------------------------------------
15
16use nautilus_model::{
17    data::{Bar, QuoteTick, TradeTick},
18    enums::PriceType,
19};
20use pyo3::prelude::*;
21
22use crate::{
23    average::MovingAverageType, indicator::Indicator, momentum::rsi::RelativeStrengthIndex,
24};
25
26#[pymethods]
27#[pyo3_stub_gen::derive::gen_stub_pymethods]
28impl RelativeStrengthIndex {
29    /// An indicator which calculates a relative strength index (RSI) across a rolling window.
30    #[new]
31    #[pyo3(signature = (period, ma_type=None))]
32    #[must_use]
33    pub fn py_new(period: usize, ma_type: Option<MovingAverageType>) -> Self {
34        Self::new(period, ma_type)
35    }
36
37    fn __repr__(&self) -> String {
38        format!("ExponentialMovingAverage({})", self.period)
39    }
40
41    #[getter]
42    #[pyo3(name = "name")]
43    fn py_name(&self) -> String {
44        self.name()
45    }
46
47    #[getter]
48    #[pyo3(name = "period")]
49    const fn py_period(&self) -> usize {
50        self.period
51    }
52
53    #[getter]
54    #[pyo3(name = "count")]
55    const fn py_count(&self) -> usize {
56        self.count
57    }
58
59    #[getter]
60    #[pyo3(name = "value")]
61    const fn py_value(&self) -> f64 {
62        self.value
63    }
64
65    #[getter]
66    #[pyo3(name = "initialized")]
67    const fn py_initialized(&self) -> bool {
68        self.initialized
69    }
70
71    #[pyo3(name = "update_raw")]
72    fn py_update_raw(&mut self, value: f64) {
73        self.update_raw(value);
74    }
75
76    #[pyo3(name = "handle_quote_tick")]
77    fn py_handle_quote_tick(&mut self, quote: &QuoteTick) {
78        self.py_update_raw(quote.extract_price(PriceType::Mid).into());
79    }
80
81    #[pyo3(name = "handle_bar")]
82    fn py_handle_bar(&mut self, bar: &Bar) {
83        self.update_raw((&bar.close).into());
84    }
85
86    #[pyo3(name = "handle_trade_tick")]
87    fn py_handle_trade_tick(&mut self, trade: &TradeTick) {
88        self.update_raw((&trade.price).into());
89    }
90}
nautilus_indicators/python/momentum/rsi.rs

nautilus_indicators/python/momentum/
rsi.rs
