import opik client = opik.Opik() trace = client.trace( name="trace-name", ) span1 = trace.span(name="span-1") span2 = span1.span(name="span-2") span2.end() span1.end() trace.end() span1.log_feedback_score(name="toxicity", value=0.0, reason="Too many bad words") client.log_spans_feedback_scores( [ {"id": span2.id, "name": "toxicity", "value": 0.5}, { "id": span2.id, "name": "truthfullness", "value": 1.0, "reason": "some good reason", }, ] ) client.end()