Extract service_tier from extra_body when not in kwargs

In OpenAI SDK 1.26.0, service_tier is passed via extra_body. Update get_llm_request_attributes to check both kwargs and extra_body for service_tier to support both ways of passing it.

Author: vasantteja

instrumentation-genai/opentelemetry-instrumentation-openai-v2/src/opentelemetry/instrumentation/openai_v2/utils.py

@@ -230,7 +230,12 @@ def get_llm_request_attributes(
  GenAIAttributes.GEN_AI_OPENAI_REQUEST_RESPONSE_FORMAT
  ] = response_format
 
+ # service_tier can be passed directly or in extra_body (in SDK 1.26.0 it's via extra_body)
  service_tier = kwargs.get("service_tier")
+ if service_tier is None:
+ extra_body = kwargs.get("extra_body")
+ if isinstance(extra_body, Mapping):
+ service_tier = extra_body.get("service_tier")
  attributes[GenAIAttributes.GEN_AI_OPENAI_REQUEST_SERVICE_TIER] = (
  service_tier if service_tier != "auto" else None
  )