Example #1
0
    def _to_table(self, result):
        if not isinstance(result, dict):
            return result

        if "results" not in result:
            return result

        converted = []
        for binding in result["results"]["bindings"]:
            rdf_item = {}
            for key, obj in list(binding.items()):
                try:
                    rdf_item[key] = json_to_rdflib(obj)
                except ValueError:
                    continue
            converted.append(rdf_item)

        return converted
Example #2
0
    def _to_table(self, result):
        if not isinstance(result, dict):
            return result

        if "results" not in result:
            return result

        converted = []
        for binding in result["results"]["bindings"]:
            rdf_item = {}
            for key, obj in binding.items():
                try:
                    rdf_item[key] = json_to_rdflib(obj)
                except ValueError:
                    continue
            converted.append(rdf_item)

        return converted
Example #3
0
    def _execute(self, query):
        q_string = unicode(query)
        result = self.execute_sparql(q_string)

        if type(result) == bool:
            return result

        converted = []
        for binding in result["results"]["bindings"]:
            rdf_item = {}
            for key, obj in binding.items():
                try:
                    rdf_item[key] = json_to_rdflib(obj)
                except ValueError:
                    continue

            converted.append(rdf_item)

        return converted
Example #4
0
    def _execute(self, query):
        q_string = unicode(query)
        result = self.execute_sparql(q_string)

        if 'boolean' in result:
            return result['boolean']

        converted = []
        for binding in result["results"]["bindings"]:
            rdf_item = {}
            for key, obj in binding.items():
                try:
                    rdf_item[key] = json_to_rdflib(obj)
                except ValueError:
                    continue

            converted.append(rdf_item)

        return converted
Example #5
0
    def test_json_datatypes(self):
        """ Test that proper datatypes are returned. """
        # Tests for a bug wrt datatype uri with AllegroGraph

        store, session = self._get_store_session(use_default_context=False)
        Person = session.get_class(surf.ns.FOAF + "Person")

        # Store datatype
        jake = session.get_resource("http://Jake", Person)
        jake.foaf_name = "Jake"
        jake.foaf_age = 62
        jake.save()

        # Get birthday
        query = select('?age').where(('?s', a, Person.uri),
                                     ('?s', ns.FOAF.age, '?age'))
        result = store.execute_sparql(unicode(query))
        assert len(result['results']['bindings']) == 1
        entry = result['results']['bindings'][0]

        # Test that rdflib type is properly constructed
        age = json_to_rdflib(entry['age'])
        self.assertEquals(age.toPython(), 62)
Example #6
0
    def test_json_datatypes(self):
        """ Test that proper datatypes are returned. """
        # Tests for a bug wrt datatype uri with AllegroGraph

        store, session = self._get_store_session(use_default_context=False)
        Person = session.get_class(surf.ns.FOAF + "Person")

        # Store datatype
        jake = session.get_resource("http://Jake", Person)
        jake.foaf_name = "Jake"
        jake.foaf_age = 62
        jake.save()

        # Get birthday
        query = select('?age').where(('?s', a, Person.uri),
                                   ('?s', ns.FOAF.age, '?age'))
        result = store.execute_sparql(unicode(query))
        assert len(result['results']['bindings']) == 1
        entry = result['results']['bindings'][0]

        # Test that rdflib type is properly constructed
        age = json_to_rdflib(entry['age'])
        self.assertEquals(age.toPython(), 62)