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First changes to interface with HERMES plugin #50

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Merged
zyzzyxdonta merged 2 commits into from
Jan 26, 2026
Merged

First changes to interface with HERMES plugin #50

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88cc2f3
Allow text as RDF resource
zyzzyxdonta Jan 26, 2026
dc61073
Don't fail with empty config
zyzzyxdonta Jan 26, 2026
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22 changes: 19 additions & 3 deletions src/software_card_policies/data_model.py
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Original file line number Diff line number Diff line change
Expand Up @@ -162,9 +162,25 @@ def from_graph(cls, reference: URIRef, graph: Graph):
)


def read_rdf_resource(source: Path | str) -> Graph:
def read_rdf_resource(
source: Path | None = None,
format: str | None = None,
data: str | bytes | None = None,
) -> Graph:
"""Read in an RDF resource.

Either ``source``, or ``format`` and ``data`` must be given.
"""
assert (
source is not None
and format is None
and data is None
or source is None
and format is not None
and data is not None
)
graph = Graph()
graph.parse(source)
graph.parse(source=source, format=format, data=data)
for prefix, iri in PREFIXES.items():
graph.bind(prefix, iri, replace=True)
return graph
Expand Down Expand Up @@ -275,4 +291,4 @@ def make_shacl_graph(config: Config) -> Graph:
policy_graph = read_rdf_resource(policy.source)
shacl_graph = parameterize_graph(policy_graph, policy.parameters)
shacl_graphs.append(shacl_graph)
return reduce(operator.add, shacl_graphs)
return reduce(operator.add, shacl_graphs, Graph())
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