run autofix per pr comment

Author: jordac

src/google/adk/models/gemini_llm_connection.py

@@ -122,19 +122,15 @@ async def send_content(self, content: types.Content):
       is_gemini_api = self._api_backend == GoogleLLMVariant.GEMINI_API
 
       # Route via send_realtime_input if audio is active OR if targeting 3.1 API
-      if self._audio_active or (is_gemini_31 and is_gemini_api):
+      if (self._audio_active or (is_gemini_31 and is_gemini_api)) and all(
+          isinstance(part.text, str) for part in content.parts
+      ):
         logger.debug(
             'Routing text via send_realtime_input %s',
             content,
         )
-        has_text = False
         for part in content.parts:
-          if isinstance(part.text, str):
-            await self._gemini_session.send_realtime_input(text=part.text)
-            has_text = True
-
-        if not has_text:
-          logger.warning('Encountered unsupported content in send_content')
+          await self._gemini_session.send_realtime_input(text=part.text)
       else:
         logger.debug('Sending LLM new content %s', content)
         await self._gemini_session.send(

tests/unittests/models/test_gemini_llm_connection.py

@@ -147,6 +147,31 @@ async def test_send_content_text_audio_active(
   mock_gemini_session.send.assert_not_called()
 
 
+@pytest.mark.asyncio
+async def test_send_content_mixed_audio_active(
+    gemini_connection, mock_gemini_session, test_blob
+):
+  """Test send_content falls back to LiveClientContent for mixed modalities."""
+  gemini_connection._audio_active = True
+
+  content = types.Content(
+      role='user',
+      parts=[
+          types.Part.from_text(text='Hello'),
+          types.Part(inline_data=test_blob)
+      ]
+  )
+
+  await gemini_connection.send_content(content)
+
+  mock_gemini_session.send.assert_called_once()
+  call_args = mock_gemini_session.send.call_args[1]
+  assert 'input' in call_args
+  assert call_args['input'].turns == [content]
+  assert call_args['input'].turn_complete is True
+  mock_gemini_session.send_realtime_input.assert_not_called()
+
+
 @pytest.mark.asyncio
 async def test_send_content_function_response(
     gemini_connection, mock_gemini_session