diff --git a/examples/assistant.py b/examples/assistant.py
index 0631494ecc..f6924a0c7d 100644
--- a/examples/assistant.py
+++ b/examples/assistant.py
@@ -1,4 +1,3 @@
-
 import openai
 
 # gets API Key from environment variable OPENAI_API_KEY
diff --git a/src/openai/resources/beta/vector_stores/files.py b/src/openai/resources/beta/vector_stores/files.py
index bc1655027c..35ca331cc0 100644
--- a/src/openai/resources/beta/vector_stores/files.py
+++ b/src/openai/resources/beta/vector_stores/files.py
@@ -611,7 +611,9 @@ async def upload(
         polling helper method to wait for processing to complete).
         """
         file_obj = await self._client.files.create(file=file, purpose="assistants")
-        return await self.create(vector_store_id=vector_store_id, file_id=file_obj.id, chunking_strategy=chunking_strategy)
+        return await self.create(
+            vector_store_id=vector_store_id, file_id=file_obj.id, chunking_strategy=chunking_strategy
+        )
 
     async def upload_and_poll(
         self,
@@ -627,7 +629,7 @@ async def upload_and_poll(
             vector_store_id=vector_store_id,
             file_id=file_obj.id,
             poll_interval_ms=poll_interval_ms,
-            chunking_strategy=chunking_strategy
+            chunking_strategy=chunking_strategy,
         )
 
 
diff --git a/src/openai/types/audio/transcription.py b/src/openai/types/audio/transcription.py
index 0b6ab39e78..edb5f227fc 100644
--- a/src/openai/types/audio/transcription.py
+++ b/src/openai/types/audio/transcription.py
@@ -1,7 +1,6 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 
-
 from ..._models import BaseModel
 
 __all__ = ["Transcription"]
diff --git a/src/openai/types/audio/translation.py b/src/openai/types/audio/translation.py
index 3d9ede2939..7c0e905189 100644
--- a/src/openai/types/audio/translation.py
+++ b/src/openai/types/audio/translation.py
@@ -1,7 +1,6 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 
-
 from ..._models import BaseModel
 
 __all__ = ["Translation"]
diff --git a/src/openai/types/batch_request_counts.py b/src/openai/types/batch_request_counts.py
index ef6c84a0a1..7e1d49fb88 100644
--- a/src/openai/types/batch_request_counts.py
+++ b/src/openai/types/batch_request_counts.py
@@ -1,7 +1,6 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 
-
 from .._models import BaseModel
 
 __all__ = ["BatchRequestCounts"]
diff --git a/src/openai/types/beta/assistant_tool_choice_function.py b/src/openai/types/beta/assistant_tool_choice_function.py
index d0d4255357..0c896d8087 100644
--- a/src/openai/types/beta/assistant_tool_choice_function.py
+++ b/src/openai/types/beta/assistant_tool_choice_function.py
@@ -1,7 +1,6 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 
-
 from ..._models import BaseModel
 
 __all__ = ["AssistantToolChoiceFunction"]
diff --git a/src/openai/types/completion_usage.py b/src/openai/types/completion_usage.py
index 0d57b96595..ac09afd479 100644
--- a/src/openai/types/completion_usage.py
+++ b/src/openai/types/completion_usage.py
@@ -1,7 +1,6 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 
-
 from .._models import BaseModel
 
 __all__ = ["CompletionUsage"]
diff --git a/src/openai/types/fine_tuning/fine_tuning_job_integration.py b/src/openai/types/fine_tuning/fine_tuning_job_integration.py
index 8076313cae..9a66aa4f17 100644
--- a/src/openai/types/fine_tuning/fine_tuning_job_integration.py
+++ b/src/openai/types/fine_tuning/fine_tuning_job_integration.py
@@ -1,7 +1,6 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 
-
 from .fine_tuning_job_wandb_integration_object import FineTuningJobWandbIntegrationObject
 
 FineTuningJobIntegration = FineTuningJobWandbIntegrationObject
diff --git a/src/openai/types/model_deleted.py b/src/openai/types/model_deleted.py
index d9a48bb1b5..7f81e1b380 100644
--- a/src/openai/types/model_deleted.py
+++ b/src/openai/types/model_deleted.py
@@ -1,7 +1,6 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 
-
 from .._models import BaseModel
 
 __all__ = ["ModelDeleted"]
diff --git a/tests/lib/test_assistants.py b/tests/lib/test_assistants.py
index 487b9938c7..38a47d4d12 100644
--- a/tests/lib/test_assistants.py
+++ b/tests/lib/test_assistants.py
@@ -48,6 +48,7 @@ def test_create_and_run_poll_method_definition_in_sync(sync: bool, client: OpenA
         exclude_params={"stream"},
     )
 
+
 @pytest.mark.parametrize("sync", [True, False], ids=["sync", "async"])
 def test_create_and_run_stream_method_definition_in_sync(sync: bool, client: OpenAI, async_client: AsyncOpenAI) -> None:
     checking_client: OpenAI | AsyncOpenAI = client if sync else async_client