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1# Author: Simon-Pierre Boucher — simon-pierre.boucher@uqo.ca2"""Paths and conventions. WP22 artefacts are read-only inputs."""3from __future__ import annotations45from pathlib import Path67ROOT = Path(__file__).resolve().parents[2]8WP22 = ROOT.parent / "sharp-hpi-quebec"9WP22_SRC = WP22 / "src"10WP22_ANALYTIC = WP22 / "data" / "processed" / "analytic_transactions.parquet"11WP22_PANEL = WP22 / "data" / "processed" / "index_panel.parquet"12WP22_VINTAGES = WP22 / "data" / "processed" / "index_vintages.parquet"13WP22_GEO = WP22 / "data" / "interim" / "geo_transactions.parquet"14WP22_STOCK = WP22 / "data" / "interim" / "raw_units_stock.parquet"15WP22_SDA = WP22 / "data" / "external" / "SDA.gpkg"16WP22_EXTERNAL = WP22 / "data" / "external" / "external_indices"1718DATA = ROOT / "data"; PROCESSED = DATA / "processed"; RESULTS = ROOT / "results"; FIGURES = ROOT / "figures"; DOCS = ROOT / "docs"; LOGS = ROOT / "logs"19SEED = 2026102220HORIZONS = (1, 3, 6, 12)21FIRST_ORIGIN = "2022-12" # 24 months of history before the first forecast origin22LAST_MONTH = "2026-09" # last complete month (October 2026 is partial in WP22)23PROPERTY_TYPES = ("house", "condo", "plex")24MIN_CELL_SALES = 1500 # municipalities with real-time vintages in WP22252627def ensure_dirs() -> None:28 for d in (PROCESSED, RESULTS, FIGURES, DOCS, LOGS):29 d.mkdir(parents=True, exist_ok=True)30