Adds ADR-0010 superseding ADR-0009's spec-version target, PCDB
sequencing, and cert-calibration layer. Captures the conclusions
of a grill-with-docs session:
1. Active spec target is SAP 10.2 (14-03-2025), not SAP 10.3 — no
SAP-10.3-lodged certs exist in the corpus to validate against.
2. table_12_cert_calibration is deleted (not "re-derived at the
end"). It was pre-March-2025 spec prices fit against a mixture
distribution of two spec-version regimes, with downstream-
component bugs absorbed into the fit — not Elmhurst deviation.
3. Validation Cohort: filter the corpus to inspection_date ≥
2025-07-01 so every cert in the probe was lodged on SAP 10.2
(14-03-2025) prices. One spec, one signal.
4. PCDB integration is promoted from "Session C deferred" to
prerequisite P4 — dominates residual variance on heat pumps and
the 78% of gas-boiler certs lodging main_heating_data_source=1.
5. Trace mode (SapResult.intermediate) and BRE worked-example
fixtures replace the 7 cert-based golden fixtures, which
contained compensating errors.
6. Strict-type EpcPropertyData via codes.csv-derived canonical
enums (P6) — the in-source motivation lives at
dimensions.py:74-82 (Khalim's comment, included in this commit).
7. Worksheet-faithful structure is a sweep-time principle: each
worksheet module mirrors SAP 10.2 worksheet line numbering.
CONTEXT.md additions:
- Refined "Calculated SAP10 Performance" and "SAP10 Calculation"
to reference SAP 10.2 + ADR-0010.
- New term "SAP Spec Version" — domain-meaningful because the
same EpcPropertyData yields different sap_score under different
spec revisions.
- New term "Validation Cohort" — the version-locked sub-corpus.
HANDOVER_SYSTEMATIC_REVIEW.md is rewritten section-by-section to
reflect ADR-0010: §1 framing, §2 status pointer, new §2.5 with the
six prerequisites P1–P6 in dependency order, §3 diagnosis (cert-cal
was stale prices, not Elmhurst deviation), §4 scope (PCDB IN,
SAP 10.3 stays OUT), §5 approach (worksheet-faithful principle as
§5.5), §7 tension dissolved, §7b findings re-framed, §8 dead-ends
re-classified as conditional, §9 cohort filter, §10 fixture
strategy, §11 trace mode as prerequisite, §12 prereqs-first,
§13 Phase 0/Phase 1 workflow, §14 ADR-0010 reference, §15 final
note.
P2.1 (commit
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|---|---|---|
| .devcontainer | ||
| .github/workflows | ||
| .idea | ||
| .vscode | ||
| asset_list | ||
| backend | ||
| backlog | ||
| datatypes | ||
| docs | ||
| epr_data_exports | ||
| etl | ||
| infrastructure/terraform | ||
| model_data/requirements | ||
| packages | ||
| recommendations | ||
| scripts | ||
| services | ||
| sfr/principal_pitch | ||
| survey_report | ||
| utils | ||
| .coveragerc | ||
| .dockerignore | ||
| .gitignore | ||
| __init__.py | ||
| AGENTS.md | ||
| ara_backend_design.md | ||
| BaseUtility.py | ||
| CLAUDE.md | ||
| conftest.py | ||
| CONTEXT.md | ||
| devcontainer.sh | ||
| Dockerfile.test | ||
| Dockerfile.test.dockerignore | ||
| Makefile | ||
| MEMORY.md | ||
| package-lock.json | ||
| package.json | ||
| pyproject.toml | ||
| pyrightconfig.json | ||
| pytest.ini | ||
| README.md | ||
| run_backlog.sh | ||
| run_lambda_local.sh | ||
| serverless.yml | ||
| test.requirements.txt | ||
| tox.ini | ||
| UBIQUITOUS_LANGUAGE.md | ||
Model Repository
This repository contains the code pertaining to the development of the data science and machine learning products being utilised by Hestia.
The different folders in this repository relate to services that can be used independently, or can be imported and used as part of a larger application
Getting Started
Prerequisites
Dev Container Setup
This repo uses a Docker Compose-based dev container. The model-backend service joins a shared-dev Docker network so it can communicate with other local services (e.g. a frontend container) running on your machine.
VS Code users: The initializeCommand in devcontainer.json creates the shared-dev network automatically before the container starts. No manual step required — just open the repo and select Reopen in Container.
Non-VS Code / CI workflows: Run the following once before starting the container:
make dev-setup
This is idempotent and safe to re-run if the network already exists.
Folders
backend/
This folder contains the code for the fastapi backend service, which provides an interface to much of the functionality in this repository, for the frontend
model_data/
This folder contains related to the reading and preparation of assessment model data, including pulling out epc attributes
Testing
All tests can be run, against the configuration in pytest.ini running
pytest
This will run the complete panel of tests and report on coverage in the locations specified by the pytest.ini file.
To run tests in a specific service, e.g. inside of model_data, simply run
pytest --cov-config=model_data/.coveragerc --cov=model_data
This will produce the test results and coverage reports