diff --git a/src/anthropic/types/message_delta_usage.py b/src/anthropic/types/message_delta_usage.py
index d6ca79e6..5b652c9d 100644
--- a/src/anthropic/types/message_delta_usage.py
+++ b/src/anthropic/types/message_delta_usage.py
@@ -1,5 +1,7 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
+
+
 from .._models import BaseModel
 
 __all__ = ["MessageDeltaUsage"]
diff --git a/src/anthropic/types/usage.py b/src/anthropic/types/usage.py
index 8a935c7d..869f75d6 100644
--- a/src/anthropic/types/usage.py
+++ b/src/anthropic/types/usage.py
@@ -1,5 +1,7 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
+
+
 from .._models import BaseModel
 
 __all__ = ["Usage"]
diff --git a/tests/test_client.py b/tests/test_client.py
index 43214bd5..8968222f 100644
--- a/tests/test_client.py
+++ b/tests/test_client.py
@@ -18,7 +18,6 @@
 
 from anthropic import Anthropic, AsyncAnthropic, APIResponseValidationError
 from anthropic._types import Omit
-from anthropic._client import Anthropic, AsyncAnthropic
 from anthropic._models import BaseModel, FinalRequestOptions
 from anthropic._constants import RAW_RESPONSE_HEADER
 from anthropic._streaming import Stream, AsyncStream