How to use the owlrl.OWLRL_Extension function in owlrl
To help you get started, we’ve selected a few owlrl examples, based on popular ways it is used in public projects.
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tetherless-world / whyis / whyis / commands / run_rl_reasoner.py View on Github 
def run(self, closure_bool = False, axiomatic_bool = False, datatype_axiom_bool = False):
app = flask.current_app # set app to be current flask app
new_graph = rdflib.ConjunctiveGraph() # create new empty graph to run reasoner
new_graph += app.db # add current graph to new graph
owlrl.DeductiveClosure(owlrl.OWLRL_Extension, rdfs_closure = closure_bool, axiomatic_triples = axiomatic_bool, datatype_axioms = datatype_axiom_bool).expand(new_graph) # run reasoner using specified options
new_graph -= app.db # remove content from initial graph from the new graph
# output graph (for testing purposes mostly)
new_graph.serialize("inferred_graph.ttl", format="turtle")owlrl
OWL-RL and RDFS based RDF Closure inferencing for Python
