feat: init the repo

src/cycle/ht_dcperiod.rs

@@ -0,0 +1,14 @@
+use super::common::compute_ht_core;
+use numpy::{IntoPyArray, PyArray1, PyReadonlyArray1};
+use pyo3::prelude::*;
+
+/// Hilbert Transform Dominant Cycle Period in bars.
+#[pyfunction]
+pub fn ht_dcperiod<'py>(
+    py: Python<'py>,
+    close: PyReadonlyArray1<'py, f64>,
+) -> PyResult<Bound<'py, PyArray1<f64>>> {
+    let prices = close.as_slice()?;
+    let core = compute_ht_core(prices);
+    Ok(core.dc_period.into_pyarray(py))
+}