fixed format

Author: daniel-sanche

packages/google-api-core/google/api_core/gapic_v1/method.py

@@ -76,7 +76,7 @@ def _extract_metrics_header(metadata):
             # Key located. Check the rest of the list for duplicate entries
             arbitrary_metadata = list(metadata[:i])
             metric_values = [val]
-            for k, v in metadata[i+1:]:
+            for k, v in metadata[i + 1 :]:
                 if k == client_info.METRICS_METADATA_KEY:
                     metric_values.append(v)
                 else:
@@ -85,6 +85,7 @@ def _extract_metrics_header(metadata):
     # No key found
     return list(metadata), []
 
+
 class _GapicCallable(object):
     """Callable that applies retry, timeout, and metadata logic.
 
@@ -148,7 +149,9 @@ def __call__(
             metadata = kwargs.get("metadata")
             if not metadata:
                 if self._metrics_values:
-                    kwargs["metadata"] = [(client_info.METRICS_METADATA_KEY, self._metrics_values)] + self._arbitrary_metadata
+                    kwargs["metadata"] = [
+                        (client_info.METRICS_METADATA_KEY, self._metrics_values)
+                    ] + self._arbitrary_metadata
                 else:
                     kwargs["metadata"] = self._arbitrary_metadata
             else:
@@ -157,7 +160,9 @@ def __call__(
                 if self._metrics_values:
                     api_client_values.append(self._metrics_values)
                 if api_client_values:
-                    merged_metadata.append((client_info.METRICS_METADATA_KEY, " ".join(api_client_values)))
+                    merged_metadata.append(
+                        (client_info.METRICS_METADATA_KEY, " ".join(api_client_values))
+                    )
                 merged_metadata.extend(self._arbitrary_metadata)
                 kwargs["metadata"] = merged_metadata
 

packages/google-api-core/tests/unit/gapic/test_method.py

@@ -129,15 +129,20 @@ def test_invoke_wrapped_method_with_duplicate_x_goog_api_client_metadata():
         user_agent="custom-user-agent/1.0",
         python_version="3.14.0",
         grpc_version="1.76.0",
-        api_core_version="2.29.0"
+        api_core_version="2.29.0",
     )
 
-    wrapped_method = google.api_core.gapic_v1.method.wrap_method(method, client_info=client_info)
+    wrapped_method = google.api_core.gapic_v1.method.wrap_method(
+        method, client_info=client_info
+    )
 
     # Invoke the wrapped method with an explicit user-provided custom header
     wrapped_method(
         mock.sentinel.request,
-        metadata=[("x-goog-api-client", "override-client/2.0"), ("other-header", "value")]
+        metadata=[
+            ("x-goog-api-client", "override-client/2.0"),
+            ("other-header", "value"),
+        ],
     )
 
     method.assert_called_once_with(mock.sentinel.request, metadata=mock.ANY)
@@ -151,7 +156,10 @@ def test_invoke_wrapped_method_with_duplicate_x_goog_api_client_metadata():
     assert metadata_dict["other-header"] == "value"
     assert "x-goog-api-client" in metadata_dict
     # Verify both the user-provided override value and the library system telemetry are merged explicitly
-    assert metadata_dict["x-goog-api-client"] == "override-client/2.0 custom-user-agent/1.0 gl-python/3.14.0 grpc/1.76.0 gax/2.29.0" 
+    assert (
+        metadata_dict["x-goog-api-client"]
+        == "override-client/2.0 custom-user-agent/1.0 gl-python/3.14.0 grpc/1.76.0 gax/2.29.0"
+    )
 
 
 @mock.patch("time.sleep")

packages/google-auth/google/auth/transport/grpc.py

@@ -51,7 +51,9 @@ class AuthMetadataPlugin(grpc.AuthMetadataPlugin):
             will be stripped from authorization headers.
     """
 
-    def __init__(self, credentials, request, default_host=None, *, suppress_metrics_header=False):
+    def __init__(
+        self, credentials, request, default_host=None, *, suppress_metrics_header=False
+    ):
         # pylint: disable=no-value-for-parameter
         # pylint doesn't realize that the super method takes no arguments
         # because this class is the same name as the superclass.

packages/google-auth/tests/transport/test_grpc.py

@@ -134,10 +134,12 @@ def test__get_authorization_headers_with_service_account_and_default_host(self):
 
     def test_suppress_metrics_header(self):
         credentials = mock.create_autospec(service_account.Credentials)
+
         # Mock credentials before_request that adds metric and authorization
         def mock_before_request(request, method, url, headers):
             headers["x-goog-api-client"] = "foo"
             headers["authorization"] = "Bearer token"
+
         credentials.before_request.side_effect = mock_before_request
         request = mock.create_autospec(transport.Request)