fix: formatting and pylint issues in structured outputs

Author: Nik-Reddy

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

@@ -122,6 +122,7 @@ def _is_parse_supported():
 class OpenAIInstrumentor(BaseInstrumentor):
     def __init__(self):
         self._meter = None
+        self._parse_supported = False
 
     def instrumentation_dependencies(self) -> Collection[str]:
         return _instruments

instrumentation-genai/opentelemetry-instrumentation-openai-v2/tests/test_async_structured_outputs.py

@@ -148,9 +148,7 @@ async def test_async_structured_output_no_content(
     else:
         assert len(logs) == 2
 
-        assert_message_in_logs(
-            logs[0], "gen_ai.user.message", None, spans[0]
-        )
+        assert_message_in_logs(logs[0], "gen_ai.user.message", None, spans[0])
 
         choice_event = {
             "index": 0,

instrumentation-genai/opentelemetry-instrumentation-openai-v2/tests/test_structured_outputs.py

@@ -136,9 +136,7 @@ def test_structured_output_no_content(
     else:
         assert len(logs) == 2
 
-        assert_message_in_logs(
-            logs[0], "gen_ai.user.message", None, spans[0]
-        )
+        assert_message_in_logs(logs[0], "gen_ai.user.message", None, spans[0])
 
         choice_event = {
             "index": 0,