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Arize phoenix

arize_phoenix_callback_handler #

arize_phoenix_callback_handler(**kwargs: Any) -> BaseCallbackHandler
Source code in llama-index-integrations/callbacks/llama-index-callbacks-arize-phoenix/llama_index/callbacks/arize_phoenix/base.py 
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def arize_phoenix_callback_handler(**kwargs: Any) -> BaseCallbackHandler:
    # newer versions of arize, v2.x
    try:
        from openinference.instrumentation.llama_index import LlamaIndexInstrumentor
        from opentelemetry.exporter.otlp.proto.http.trace_exporter import (
            OTLPSpanExporter,
        )
        from opentelemetry.sdk import trace as trace_sdk
        from opentelemetry.sdk.trace.export import SimpleSpanProcessor

        endpoint = kwargs.get("endpoint", "http://127.0.0.1:6006/v1/traces")
        tracer_provider = trace_sdk.TracerProvider()
        tracer_provider.add_span_processor(
            SimpleSpanProcessor(OTLPSpanExporter(endpoint))
        )

        return LlamaIndexInstrumentor().instrument(
            tracer_provider=kwargs.get("tracer_provider", tracer_provider)
        )
    except ImportError:
        # using an older version of arize
        pass

    # older versions of arize, v1.x
    try:
        from phoenix.trace.llama_index import OpenInferenceTraceCallbackHandler
    except ImportError:
        raise ImportError(
            "Please install Arize Phoenix with `pip install -q arize-phoenix`"
        )
    return OpenInferenceTraceCallbackHandler(**kwargs)