From 4734aade78377b779fde83f338eecd437eb3534d Mon Sep 17 00:00:00 2001
From: Anthony Bargnesi <abargnesi@selventa.com>
Date: Wed, 19 Mar 2014 15:36:09 -0400
Subject: [PATCH] example to test sparql endpoint; refs #46

---
 sparql_test.py | 51 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 51 insertions(+)
 create mode 100755 sparql_test.py

diff --git a/sparql_test.py b/sparql_test.py
new file mode 100755
index 0000000..ffb2621
--- /dev/null
+++ b/sparql_test.py
@@ -0,0 +1,51 @@
+#!/usr/bin/env python3
+# -*- coding: utf8 -*-
+# vim: ts=4 sw=4:
+from json import dumps
+from urllib.error import HTTPError
+from SPARQLWrapper import SPARQLWrapper, GET, JSON
+
+
+def query(query, endpoint):
+    sparql = SPARQLWrapper(endpoint)
+    sparql.setQuery(query)
+    sparql.setReturnFormat(JSON)
+    sparql.setMethod(GET)
+
+    try:
+        result = sparql.query()
+        return result.convert()
+    except HTTPError as e:
+        print(str(e))
+
+if __name__ == '__main__':
+    import sys
+
+    if len(sys.argv) != 2:
+        sys.stderr.write('usage: sparql_test.py [SPARQL_ENDPOINT_URL]\n')
+        sys.exit(1)
+
+    endpoint_url = sys.argv[1]
+    EXACT_MATCH_ORPHANS = """
+    prefix skos: <http://www.w3.org/2004/02/skos/core#>
+    select (count(distinct ?uri2) as ?count)
+    where {
+      ?uri1 skos:exactMatch ?uri2 .
+      minus { ?uri2 skos:inScheme ?scheme .}
+    }
+    """
+    ORTHOLOGOUS_MATCH_ORPHANS = """
+    prefix skos: <http://www.w3.org/2004/02/skos/core#>
+    prefix belv: <http://www.openbel.org/vocabulary/>
+    select (count(distinct ?uri2) as ?count)
+    where {
+      ?uri1 belv:orthologousMatch ?uri2 .
+      minus { ?uri2 skos:inScheme ?scheme .}
+    }
+    """
+
+    print("Orphans for exactMatch:")
+    print(dumps(query(EXACT_MATCH_ORPHANS, endpoint_url), indent=4))
+
+    print("Orphans for orthologousMatch:")
+    print(dumps(query(ORTHOLOGOUS_MATCH_ORPHANS, endpoint_url), indent=4))