From af25d7167d868f061adeed1762367dccbd38b7e0 Mon Sep 17 00:00:00 2001
From: Vicente Adolfo Bolea Sanchez <vicente.bolea@kitware.com>
Date: Thu, 29 Jan 2026 19:53:58 -0500
Subject: [PATCH] support free-threading python

---
 locallibs/get.py                     | 15 +++++++++++----
 make_relocatable_python_framework.py | 13 ++++++++++++-
 2 files changed, 23 insertions(+), 5 deletions(-)

diff --git a/locallibs/get.py b/locallibs/get.py
index a9d867f..acc70cf 100644
--- a/locallibs/get.py
+++ b/locallibs/get.py
@@ -42,10 +42,12 @@ def __init__(
         python_version=DEFAULT_PYTHON_VERSION,
         os_version=DEFAULT_OS_VERSION,
         base_url=DEFAULT_BASEURL,
+        free_threading=False,
     ):
         self.python_version = python_version
         self.os_version = os_version
         self.base_url = base_url
+        self.free_threading = free_threading
         self.destination = ""
 
     def __del__(self):
@@ -63,9 +65,11 @@ def download(self):
             base_url = self.base_url.replace('macosx', 'macos')
         else:
             base_url = self.base_url
+        # Add 't' suffix for free-threading builds
+        version_for_url = self.python_version + 't' if self.free_threading else self.python_version
         url = base_url % (
             self.python_version,
-            self.python_version,
+            version_for_url,
             self.os_version,
         )
         (file_handle, destination_path) = tempfile.mkstemp()
@@ -90,9 +94,12 @@ def expand(self):
 
     def extract_framework(self):
         """Extracts the Python framework from the expanded pkg"""
-        payload = os.path.join(
-            self.expanded_path, "Python_Framework.pkg/Payload"
-        )
+        # Use PythonT_Framework for free-threading builds
+        if self.free_threading:
+            pkg_name = "PythonT_Framework.pkg/Payload"
+        else:
+            pkg_name = "Python_Framework.pkg/Payload"
+        payload = os.path.join(self.expanded_path, pkg_name)
         cmd = [DITTO, "-xz", payload, self.destination]
         print("Extracting %s to %s..." % (payload, self.destination))
         subprocess.check_call(cmd)
diff --git a/make_relocatable_python_framework.py b/make_relocatable_python_framework.py
index fdca736..7272e07 100755
--- a/make_relocatable_python_framework.py
+++ b/make_relocatable_python_framework.py
@@ -78,19 +78,30 @@ def main():
         action="store_true",
         help="Do not install pip."
     )
+    parser.add_option(
+        "--free-threading",
+        default=False,
+        action="store_true",
+        help="Use free-threading Python build (adds 't' suffix to version)."
+    )
     parser.set_defaults(unsign=True)
     options, _arguments = parser.parse_args()
     framework_path = get.FrameworkGetter(
         python_version=options.python_version,
         os_version=options.os_version,
         base_url=options.baseurl,
+        free_threading=options.free_threading,
     ).download_and_extract(destination=options.destination)
 
     if framework_path:
         files_relocatablized = relocatablize(framework_path)
         if options.unsign:
             fix_broken_signatures(files_relocatablized)
-        short_version = ".".join(options.python_version.split(".")[0:2])
+        # Extract major.minor version, adding 't' suffix for free-threading
+        version_parts = options.python_version.split(".")
+        short_version = ".".join(version_parts[0:2])
+        if options.free_threading:
+            short_version += 't'
         install_extras(
             framework_path,
             version=short_version,