diff options
| -rw-r--r-- | gn3/db/rdf.py | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/gn3/db/rdf.py b/gn3/db/rdf.py index f46e33c..deecefa 100644 --- a/gn3/db/rdf.py +++ b/gn3/db/rdf.py @@ -90,3 +90,31 @@ WHERE { )[0].items(): result[key] = value.bind(lambda x: Just(x["value"])) return result + + +def get_trait_metadata( + sparql_conn: SPARQLWrapper, + trait_name: str, + dataset_name: str +): + """Return metadata about a given trait""" + __metadata_query = """ +PREFIX gn: <http://genenetwork.org/> + +SELECT strafter((str(?key)), "http://genenetwork.org/sampledata:") as ?key + ?value WHERE { + gn:sampledata_$trait_name gn:sampledata:dataset "$dataset_name" . + gn:sampledata_$trait_name ?key ?value . +} +""" + result: MonadicDict = MonadicDict() + for _r in sparql_query( + sparql_conn, + Template(__metadata_query) + .substitute(trait_name=trait_name, + dataset_name=dataset_name) + ): + _key = _r["key"].bind(lambda x: x["value"]) # type:ignore + if _key: + result[_key] = _r["value"].bind(lambda x: Just(x["value"])) # type:ignore + return result |