add py3.14 tests (#572)

Author: theomonnom

.github/workflows/build-rtc.yml

@@ -139,20 +139,29 @@ jobs:
           - os: ubuntu-latest
             python-version: "3.13"
             artifact: rtc-release-ubuntu-latest
+          - os: ubuntu-latest
+            python-version: "3.14"
+            artifact: rtc-release-ubuntu-latest
           # macOS tests (arm64 runner)
           - os: macos-latest
             python-version: "3.9"
             artifact: rtc-release-macos-latest
           - os: macos-latest
             python-version: "3.12"
             artifact: rtc-release-macos-latest
+          - os: macos-latest
+            python-version: "3.14"
+            artifact: rtc-release-macos-latest
           # Windows tests
           - os: windows-latest
             python-version: "3.9"
             artifact: rtc-release-windows-latest
           - os: windows-latest
             python-version: "3.12"
             artifact: rtc-release-windows-latest
+          - os: windows-latest
+            python-version: "3.14"
+            artifact: rtc-release-windows-latest
     uses: ./.github/workflows/tests.yml
     with:
       os: ${{ matrix.os }}

.github/workflows/tests.yml

@@ -37,9 +37,10 @@ jobs:
           submodules: true
           lfs: true
 
-      - uses: actions/setup-python@v4
+      - uses: actions/setup-python@v5
         with:
           python-version: ${{ inputs.python-version }}
+          allow-prereleases: true
 
       - name: Install uv
         uses: astral-sh/setup-uv@v5

tests/rtc/test_ffi_queue.py

@@ -147,8 +147,9 @@ def test_filter_with_multiple_event_types(self, event_loop):
         queue = FfiQueue()
         sub = queue.subscribe(
             event_loop,
-            filter_fn=lambda e: e.WhichOneof("message")
-            in {"audio_stream_event", "video_stream_event"},
+            filter_fn=lambda e: (
+                e.WhichOneof("message") in {"audio_stream_event", "video_stream_event"}
+            ),
         )
 
         events = [

tests/rtc/test_import.py

@@ -0,0 +1,9 @@
+"""Smoke test: import the SDK and initialize the FFI library."""
+
+
+def test_import_and_ffi_initialize():
+    from livekit import rtc  # noqa: F401
+    from livekit.rtc._ffi_client import FfiClient
+
+    # accessing .instance triggers livekit_ffi_initialize
+    assert FfiClient.instance is not None