diff options
Diffstat (limited to 'gn3/db/rdf')
| -rw-r--r-- | gn3/db/rdf/__init__.py | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/gn3/db/rdf/__init__.py b/gn3/db/rdf/__init__.py index 6984497..94a5776 100644 --- a/gn3/db/rdf/__init__.py +++ b/gn3/db/rdf/__init__.py @@ -6,7 +6,7 @@ creating contexts to be used by jsonld when framing and/or compacting. """ import json -from SPARQLWrapper import SPARQLWrapper +from SPARQLWrapper import SPARQLWrapper, POST, DIGEST, JSON from pyld import jsonld # type: ignore @@ -190,3 +190,20 @@ def query_and_frame(query: str, context: dict, endpoint: str) -> dict: """Frame the results given a context""" results = sparql_construct_query(query, endpoint) return jsonld.frame(results, context) + + +def update_rdf( + query: str, sparql_user: str, sparql_password: str, sparql_auth_uri: str +) -> str: + """Update RDF Graph content---INSERT/DELETE---in a Graph Store + using HTTP. Example return: + 'Insert into <http://genenetwork.org>, 14 (or less) triples -- done' + """ + sparql = SPARQLWrapper(sparql_auth_uri) + sparql.setHTTPAuth(DIGEST) + sparql.setCredentials(sparql_user, sparql_password) + sparql.setMethod(POST) + sparql.setReturnFormat(JSON) + sparql.setQuery(query) + _r = sparql.queryAndConvert()["results"] # type: ignore + return _r["bindings"][0]["callret-0"]["value"] # type: ignore |