a reasoning demonstration produced by perplexity.ai

reas.py

from owlready2 import get_ontology, onto_path, sync_reasoner

def find_terms_by_keyword(ontology, keyword):
    # Simple case: search class labels and names
    results = []
    for cls in ontology.classes():
        label = cls.label.first() if hasattr(cls, "label") and cls.label else cls.name
        if keyword.lower() in label.lower():
            results.append(cls)
    return results

def main():
    onto_path.append(".")
    onto = get_ontology("edam_1.25.owl").load()
    print("Running reasoner...")
    sync_reasoner()  # Reclassifies classes and performs inference

    topic = input("Enter topic or keyword: ").strip()
    matches = find_terms_by_keyword(onto, topic)
    print(f"\nTerms relevant to '{topic}':")
    for cls in matches:
        label = cls.label.first() if hasattr(cls, "label") and cls.label else ""
        print(f"- {cls.name} ({label})")

if __name__ == "__main__":
    main()