Feature - Optimize for Free-threaded Python

.github/workflows/ci.yml

@@ -13,7 +13,8 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.10", "3.11", "3.12", "3.13", "3.14"]
+        python-version:
+          ["3.10", "3.11", "3.12", "3.13", "3.13t", "3.14", "3.14t"]
 
     steps:
       - uses: actions/checkout@v6

.python-version

@@ -1 +1 @@
-3.14
+3.14t

docs/requirements.txt

@@ -31,6 +31,8 @@ docutils==0.22.4 ; python_full_version >= '3.11'
     #   sphinx
 exceptiongroup==1.3.1 ; python_full_version < '3.11'
     # via pytest
+free-threading==1.1.0
+    # via pyriodicity
 idna==3.11
     # via requests
 imagesize==1.4.1

pyproject.toml

@@ -35,6 +35,7 @@ classifiers = [
 dependencies = [
     "scipy~=1.15",
     "pywavelets~=1.8",
+    "free-threading~=1.1.0",
 ]
 
 [project.urls]

src/pyriodicity/static/robustperiod.py

@@ -1,12 +1,12 @@
 import datetime
-from concurrent.futures import ProcessPoolExecutor
 from enum import Enum, unique
 from functools import partial
 from multiprocessing import cpu_count
 from typing import Literal
 
 import numpy as np
 import pywt
+from freethreading import WorkerPoolExecutor
 from numpy.typing import ArrayLike, NDArray
 from scipy.optimize import minimize
 from scipy.signal import find_peaks
@@ -71,7 +71,7 @@ def compute(
                 The Huber M-Periodogram of the input data.
             """
 
-            with ProcessPoolExecutor(max_worker_count) as executor:
+            with WorkerPoolExecutor(max_worker_count) as executor:
                 periodogram = list(
                     executor.map(
                         partial(cls._compute_element, x, delta=delta), range(len(x))