bugfix

@@ -153,7 +153,7 @@ def _generate_ragas_direct_rows(
             role_description="关注协议、版权、授权、责任和风险表述。",
             role_description="关注协议、版权、授权、责任和风险表述。",
         ),
         ),
     ]
     ]
-    synthesizer = SingleHopQuerySynthesizer(llm=ragas_llm)
+    synthesizer = SingleHopSpecificQuerySynthesizer(llm=ragas_llm)
     rows = asyncio.run(
     rows = asyncio.run(
         _generate_direct_samples(synthesizer, documents, source_rows, personas, size)
         _generate_direct_samples(synthesizer, documents, source_rows, personas, size)
     )
     )