Remove deprecated create_ai_metrics method

Author: edwinokonkwo

packages/ai-providers/server-ai-langchain/src/ldai_langchain/langchain_provider.py

@@ -204,19 +204,6 @@ def get_ai_metrics_from_response(response: BaseMessage) -> LDAIMetrics:
         # LangChain responses that complete successfully are considered successful by default
         return LDAIMetrics(success=True, usage=usage)
 
-    @staticmethod
-    def create_ai_metrics(langchain_response: BaseMessage) -> LDAIMetrics:
-        """
-        Create AI metrics information from a LangChain provider response.
-
-        .. deprecated::
-            Use `get_ai_metrics_from_response()` instead.
-
-        :param langchain_response: The response from the LangChain model
-        :return: LDAIMetrics with success status and token usage
-        """
-        return LangChainProvider.get_ai_metrics_from_response(langchain_response)
-
     @staticmethod
     def convert_messages_to_langchain(
         messages: List[LDMessage],

packages/ai-providers/server-ai-langchain/tests/test_langchain_provider.py

@@ -256,24 +256,3 @@ def test_returns_underlying_llm(self):
         assert provider.get_chat_model() is mock_llm
 
 
-class TestCreateAIMetrics:
-    """Tests for deprecated create_ai_metrics static method."""
-
-    def test_delegates_to_get_ai_metrics_from_response(self):
-        """Should delegate to get_ai_metrics_from_response."""
-        mock_response = AIMessage(content='Test response')
-        mock_response.response_metadata = {
-            'tokenUsage': {
-                'totalTokens': 100,
-                'promptTokens': 50,
-                'completionTokens': 50,
-            },
-        }
-
-        result = LangChainProvider.create_ai_metrics(mock_response)
-        expected = LangChainProvider.get_ai_metrics_from_response(mock_response)
-
-        assert result.success == expected.success
-        assert result.usage.total == expected.usage.total
-        assert result.usage.input == expected.usage.input
-        assert result.usage.output == expected.usage.output