Files
ruvnet--RuView/python/README.md
T
ruv f21daf9aa8 feat(adr-117/p4): pure-Python WS/MQTT client layer
New sub-package `wifi_densepose.client` (no PyO3, no Rust deps):

- ws.SensingClient — asyncio websockets>=12 wrapper for the Rust
  sensing-server /ws/sensing endpoint. Yields typed dataclasses
  (ConnectionEstablishedMessage, EdgeVitalsMessage, PoseDataMessage)
  with raw-payload fallback for forward-compat with unknown types.
  Malformed frames log+drop without breaking the stream.

- mqtt.RuViewMqttClient — paho-mqtt v2 wrapper using the explicit
  CallbackAPIVersion.VERSION2 API. Per-instance unique client_id by
  default (rumqttc memory lesson). MQTT v5-spec-correct topic
  wildcard matcher: + as whole-level wildcard, # matches the prefix
  itself plus all sub-levels. Auto-resubscribes on reconnect.
  Handler exceptions are caught and logged so a misbehaving callback
  can't crash the network loop.

- primitives.SemanticPrimitiveListener — typed router for the 10
  HA-MIND fused inference outputs from ADR-115 §3.12
  (SomeoneSleeping, PossibleDistress, RoomActive, ElderlyInactivity-
  Anomaly, MeetingInProgress, BathroomOccupied, FallRiskElevated,
  BedExit, NoMovementSafety, MultiRoomTransition). Decodes both
  JSON payloads with confidence+explanation AND plain HA state
  strings ("ON"/"OFF"/numeric). Pluggable into RuViewMqttClient.

- ha.HABlueprintHelper — read-only parser for the
  homeassistant/<kind>/wifi_densepose_<node>/<id>/config payload
  family. Aggregator queries: entities_for_node, by_device_class,
  nodes. Useful for blueprint authors + dashboard introspection.

Test coverage (63 new tests, 156 total in Python suite):
- test_client_ha — 18 tests (topic+payload parsing, aggregator)
- test_client_primitives — 13 tests (enum coverage, listener routing)
- test_client_mqtt — 17 tests (matcher parametrize, dispatch path,
  on_connect, exception isolation) — no broker needed
- test_client_ws — 6 tests including end-to-end against an in-process
  websockets.serve() fixture exercising all 4 message types plus a
  malformed-frame survival check

Post-bridge wheel size: 238 KB (well under ADR §5.4 5 MB budget).

Refs: docs/adr/ADR-117-pip-wifi-densepose-modernization.md §5.6
Refs: docs/adr/ADR-115-home-assistant-integration.md §3.12
Refs: #785

Co-Authored-By: claude-flow <ruv@ruv.net>
2026-05-24 11:31:29 -04:00

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# `wifi-densepose` v2.x — PyO3 bindings for the Rust core
This directory contains the source for the `wifi-densepose` PyPI wheel
(v2.0+). It's a PyO3 + maturin build that wraps the Rust crates in
[`v2/crates/`](../v2/crates/) and replaces the legacy pure-Python
`wifi-densepose==1.1.0` (released 2025-06-07).
See [ADR-117](../docs/adr/ADR-117-pip-wifi-densepose-modernization.md)
for the full modernization plan.
## Build locally
```bash
# Install maturin + dev deps
pip install maturin pytest
# Develop-install — builds the Rust extension in-place
cd python
maturin develop
# Run the smoke tests
pytest tests/
```
The `maturin develop` command produces a debug-build wheel installed
into your current Python environment. For release builds:
```bash
maturin build --release --strip
```
The wheel lands under `python/target/wheels/`.
## Layout
```
python/
├── Cargo.toml # PyO3 + abi3-py310 + Rust deps
├── pyproject.toml # maturin backend + Python metadata
├── README.md # this file
├── src/
│ └── lib.rs # #[pymodule] — Rust binding glue
├── wifi_densepose/ # pure-Python facade (the user-facing API)
│ ├── __init__.py # re-exports compiled module symbols
│ └── py.typed # PEP 561 typed-package marker
└── tests/
└── test_smoke.py # P1 acceptance tests
```
## Phase status (per ADR-117 §6)
-**P1 — Scaffold**: module loads, version constant exposed,
6 smoke tests pass via `maturin develop`.
-**P2 — Core type bindings**: `Keypoint`, `KeypointType`,
`BoundingBox`, `PersonPose`, `PoseEstimate`. 51 additional tests.
-**P3 — Vitals + signal DSP**: `VitalStatus`, `VitalEstimate`,
`VitalReading`, `BreathingExtractor`, `HeartRateExtractor` with
`py.allow_threads` GIL release on hot loops (Q5 tokio audit on
2026-05-24 confirmed core/vitals/signal are pure-sync). 17 tests.
-**P3.5 — BFLD bindings (stub Rust)**: `BfldKind`, `BfldFrame`,
`BfldReport` — forward-compatible Python surface for 802.11ac/ax/be
Beamforming Feedback Loop Data. numpy Complex64 bridge. 19 tests.
Real Rust ingestion lands post-v2.0 in a `wifi-densepose-bfld`
crate (see ADR-117 §11.11/12); the Python API does not change.
-**P4 — WS/MQTT client**: pure-Python `wifi_densepose.client` extra
(no Rust). `SensingClient` (asyncio websockets), `RuViewMqttClient`
(paho-mqtt v2 with VERSION2 callbacks), `HABlueprintHelper` (HA
discovery payload parser), `SemanticPrimitiveListener` (typed router
for the 10 HA-MIND primitives from ADR-115 §3.12). 63 tests including
end-to-end against an in-process `websockets.serve` fixture.
-**P5 — cibuildwheel + PyPI publish**: Linux/macOS/Windows × abi3-py310.
-**P-tomb — v1.99.0 tombstone wheel**: pure-Python ImportError
with migration URL, published to PyPI to soft-fence v1.x users
before v2.0 ships.
Each phase ends with a checkbox PR. Tests are additive — every phase's
smoke tests must still pass after later phases land.
## Migrating from v1.x
The v1 line was a separate pure-Python implementation. v2 is a hard
break (semver-justified by 11.5 months of stack drift). Migration
guide ships in [docs/migrations/wifi-densepose-1-to-2.md](../docs/migrations/wifi-densepose-1-to-2.md)
(landing in P5).