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1159704 | 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 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 | """Graph builder — populate rdflib or WoGraph from a scenario dict.
A *scenario* describes a family tree, kinship relations, a will clause,
and assets. This module converts that dict into RDF triples (rdflib) or
WoGraph entities, ready for the reasoning agent to explore.
"""
from __future__ import annotations
from typing import Any
import httpx
from rdflib import Graph, Literal, Namespace, RDF, URIRef, XSD
# Canonical namespace for the kinship ontology
EX = Namespace("http://example.org/kinship#")
# ---------------------------------------------------------------------------
# Canonical test scenario
# ---------------------------------------------------------------------------
def get_arthur_scenario() -> dict:
"""Return the canonical Arthur / Cormac / Diane / Edward scenario.
Returns:
A scenario dict consumable by :func:`build_rdflib_graph` and
:func:`build_wograph`.
"""
return {
"persons": [
{
"id": "Arthur",
"name": "Arthur Bellini",
"age": 82,
"alive": False,
"role": "patriarch",
},
{
"id": "Cormac",
"name": "Cormac Bellini",
"age": 55,
"alive": True,
},
{
"id": "Diane",
"name": "Diane Moretti",
"age": 52,
"alive": True,
},
{
"id": "Edward",
"name": "Edward Bellini",
"age": 28,
"alive": True,
},
],
"relations": [
{"type": "isBiologicalParentOf", "from": "Arthur", "to": "Cormac"},
{"type": "isMarriedTo", "from": "Cormac", "to": "Diane"},
{"type": "isBiologicalParentOf", "from": "Cormac", "to": "Edward"},
{"type": "isBiologicalParentOf", "from": "Diane", "to": "Edward"},
],
"will": {
"id": "ArthurWill",
"clause_text": (
"The estate passes entirely to my eldest living biological "
"grandchild. Spouses and in-laws are strictly excluded from "
"eligibility."
),
"benefactor": "Arthur",
"excludes": ["isMarriedTo"],
"requires": ["isBiologicalParentOf"],
},
"assets": [
{
"id": "Estate",
"name": "Bellini Estate",
"value": 5_000_000,
"owner": "Arthur",
},
],
"gold_answer": "Edward",
"optimal_hops": 3,
}
# ---------------------------------------------------------------------------
# rdflib builder
# ---------------------------------------------------------------------------
def build_rdflib_graph(scenario: dict) -> Graph:
"""Create an in-memory ``rdflib.Graph`` from *scenario*.
Converts persons, relations, will clauses, and assets into RDF triples
using the ``EX`` (``http://example.org/kinship#``) namespace.
Args:
scenario: A scenario dict (see :func:`get_arthur_scenario` for the
canonical shape).
Returns:
A populated ``rdflib.Graph``.
"""
g = Graph()
g.bind("ex", EX)
# -- persons -------------------------------------------------------------
for person in scenario.get("persons", []):
uri = EX[person["id"]]
g.add((uri, RDF.type, EX.Person))
g.add((uri, EX.fullName, Literal(person["name"])))
if "age" in person:
g.add((uri, EX.age, Literal(person["age"], datatype=XSD.integer)))
if "alive" in person:
g.add((uri, EX.isAlive, Literal(person["alive"], datatype=XSD.boolean)))
if "role" in person:
g.add((uri, EX.role, Literal(person["role"])))
# -- relations -----------------------------------------------------------
for rel in scenario.get("relations", []):
subj = EX[rel["from"]]
pred = EX[rel["type"]]
obj = EX[rel["to"]]
g.add((subj, pred, obj))
# Symmetric relations: marriage
if rel["type"] == "isMarriedTo":
g.add((obj, pred, subj))
# -- will / testament ----------------------------------------------------
will_data = scenario.get("will")
if will_data:
will_uri = EX[will_data["id"]]
g.add((will_uri, RDF.type, EX.Will))
g.add((will_uri, EX.clauseText, Literal(will_data["clause_text"])))
g.add((will_uri, EX.benefactor, EX[will_data["benefactor"]]))
for excl in will_data.get("excludes", []):
g.add((will_uri, EX.excludesRelation, EX[excl]))
for req in will_data.get("requires", []):
g.add((will_uri, EX.requiresRelation, EX[req]))
# -- assets --------------------------------------------------------------
for asset in scenario.get("assets", []):
asset_uri = EX[asset["id"]]
g.add((asset_uri, RDF.type, EX.Asset))
g.add((asset_uri, EX.name, Literal(asset["name"])))
if "value" in asset:
g.add(
(asset_uri, EX.value, Literal(asset["value"], datatype=XSD.integer))
)
if "owner" in asset:
g.add((asset_uri, EX.ownedBy, EX[asset["owner"]]))
return g
# ---------------------------------------------------------------------------
# WoGraph builder
# ---------------------------------------------------------------------------
def _person_to_jsonld(person: dict) -> dict[str, Any]:
"""Convert a person dict to a JSON-LD payload for WoGraph."""
iri = str(EX[person["id"]])
doc: dict[str, Any] = {
"@context": {"ex": str(EX)},
"@id": iri,
"@type": "ex:Person",
"ex:fullName": person["name"],
}
if "age" in person:
doc["ex:age"] = person["age"]
if "alive" in person:
doc["ex:isAlive"] = person["alive"]
if "role" in person:
doc["ex:role"] = person["role"]
return doc
def _relation_to_jsonld(rel: dict) -> dict[str, Any]:
"""Convert a relation dict to a JSON-LD patch payload."""
subj_iri = str(EX[rel["from"]])
obj_iri = str(EX[rel["to"]])
pred = f"ex:{rel['type']}"
return {
"@context": {"ex": str(EX)},
"@id": subj_iri,
pred: {"@id": obj_iri},
}
def _will_to_jsonld(will_data: dict) -> dict[str, Any]:
"""Convert a will dict to a JSON-LD payload."""
iri = str(EX[will_data["id"]])
doc: dict[str, Any] = {
"@context": {"ex": str(EX)},
"@id": iri,
"@type": "ex:Will",
"ex:clauseText": will_data["clause_text"],
"ex:benefactor": {"@id": str(EX[will_data["benefactor"]])},
}
if will_data.get("excludes"):
doc["ex:excludesRelation"] = [
{"@id": str(EX[e])} for e in will_data["excludes"]
]
if will_data.get("requires"):
doc["ex:requiresRelation"] = [
{"@id": str(EX[r])} for r in will_data["requires"]
]
return doc
def _asset_to_jsonld(asset: dict) -> dict[str, Any]:
"""Convert an asset dict to a JSON-LD payload."""
iri = str(EX[asset["id"]])
doc: dict[str, Any] = {
"@context": {"ex": str(EX)},
"@id": iri,
"@type": "ex:Asset",
"ex:name": asset["name"],
}
if "value" in asset:
doc["ex:value"] = asset["value"]
if "owner" in asset:
doc["ex:ownedBy"] = {"@id": str(EX[asset["owner"]])}
return doc
def build_wograph(
scenario: dict,
endpoint: str,
api_key: str,
) -> None:
"""Create entities in WoGraph via ``PUT /entities``.
Uploads persons, relations, will clauses, and assets as JSON-LD
documents to the WoGraph API.
Args:
scenario: A scenario dict.
endpoint: Base URL of the WoGraph instance.
api_key: Bearer token for authentication.
"""
base = endpoint.rstrip("/")
headers = {
"Authorization": f"Key {api_key}",
"Content-Type": "application/json",
}
with httpx.Client(base_url=base, headers=headers, timeout=30.0) as client:
# 1. Create persons
for person in scenario.get("persons", []):
doc = _person_to_jsonld(person)
resp = client.put("/entities", json=doc, params={"id": doc["@id"]})
resp.raise_for_status()
# 2. Add relations (PATCH each subject entity)
for rel in scenario.get("relations", []):
doc = _relation_to_jsonld(rel)
resp = client.put("/entities", json=doc, params={"id": doc["@id"]})
resp.raise_for_status()
# Symmetric: marriage
if rel["type"] == "isMarriedTo":
inverse = {
"@context": {"ex": str(EX)},
"@id": str(EX[rel["to"]]),
f"ex:{rel['type']}": {"@id": str(EX[rel["from"]])},
}
resp = client.put(
"/entities", json=inverse, params={"id": inverse["@id"]}
)
resp.raise_for_status()
# 3. Will
will_data = scenario.get("will")
if will_data:
doc = _will_to_jsonld(will_data)
resp = client.put("/entities", json=doc, params={"id": doc["@id"]})
resp.raise_for_status()
# 4. Assets
for asset in scenario.get("assets", []):
doc = _asset_to_jsonld(asset)
resp = client.put("/entities", json=doc, params={"id": doc["@id"]})
resp.raise_for_status()
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