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304d3b7 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 | """NYCHA Developments (NYC OpenData phvi-damg).
326 public-housing developments across NYC. Used as an asset class for
the bulk-mode register; the parent rationale for surfacing this layer
is that NYCHA was hit hard by Sandy and remains a published Tier-1
flood-resilience priority in the city's Hazard Mitigation Plan.
"""
from __future__ import annotations
import geopandas as gpd
from app.spatial import DATA, load_layer
def load() -> gpd.GeoDataFrame:
g = load_layer(DATA / "nycha.geojson")
# NYCHA developments come back as polygons; the FSM expects point
# geometry for spatial joins. Use centroid.
g = g.copy()
g["geometry"] = g.geometry.centroid
# NYCHA Developments has only `developmen` (truncated label), tds_num, borough.
g = g.rename(columns={"developmen": "name"})
g["address"] = g["name"] # the field doubles as both
g["borough"] = g["borough"].str.title() # "BRONX" -> "Bronx" to match Riprap convention
keep = [c for c in ["name", "address", "borough", "tds_num", "geometry"] if c in g.columns]
return g[keep].copy()
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