Raised by ``apply_auth_settings`` with an operator-friendly message. ``ValueError`` parent so existing handlers that catch Exception/ValueErro

Raised by ``download_remote_video_asset`` for permanent failures the operator needs to see on the row. Covers: non-2xx HTTP response, wrong C

Raised when a single-asset migration step fails for a known reason. The message is operator-facing — it surfaces in the UI's per-asset error

File-upload helper. Splinter is gone; Playwright's ``set_input_files()`` takes a path directly, but we still copy repo assets into /tmp becaus

A ``requests.Session`` pre-configured with the Anthias UA. Use this anywhere Anthias makes an outbound call to a third party so Screenly / Gi

Background thread that listens for viewer commands on Redis pub/sub. On startup, retries the subscribe() call until it succeeds — the redis c

A single AnthiasViewer launch exited or never handshook. Subclasses ``RuntimeError`` so existing callers (and tests) that catch ``RuntimeErro

Stand-in for the four API serializer classes — the dispatch helper only reads ``_pending_normalize``, so a minimal duck type is enough to test

Pi 1/2/3 (Qt5 linuxfb) video player: GStreamer HW pipeline → fb. Spawns the ``anthias_viewer.gst_fbdev_player`` helper, which runs a ``playbi

Push a JSON reply onto a per-correlation-ID list. Used by the viewer to answer request-reply commands like ``current_asset_id``. The list exp

Raised by ``_run_video_normalisation`` when a video upload's codec can't be hardware-decoded on this device. Carries the suggested ``recipe``

Anthias' Settings.

Raised when a backup archive cannot be safely recovered.

WhiteNoise whose startup scan survives unreadable entries. Mirrors ``whitenoise.base.WhiteNoise.update_files_dictionary`` / ``scantree`` (whi

AnthiasViewer is not on PATH. A permanent failure (bad image build / packaging regression), so the retry loop must NOT burn its backoff budge

Minimal os.DirEntry stand-in for scandir tests.

Context-manager iterable matching ``os.scandir``'s protocol, so fakes that hand back a custom entry list still work with the production ``with

On-demand reachability recheck, called from the viewer. The viewer cannot attach operator BasicAuth credentials, so this endpoint uses a ligh

``BasicAuthentication`` that logs a deprecation warning the first time it sees each ``(user, client_ip, path)`` tuple (and again after

``SessionAuthentication`` that no-ops when auth is disabled. DRF's stock class enforces CSRF on unsafe methods whenever a session coo

Lightweight IP-list endpoint for the splash page to poll. Unauth'd because the splash page itself is unauth'd and the viewer isn't a credenti