chore: fix lint and formatting issues

Author: sinhasubham

google/cloud/spanner_v1/_async/database.py

@@ -68,7 +68,6 @@
     _metadata_with_prefix,
     _metadata_with_request_id,
     _metadata_with_request_id_and_req_id,
-    _validate_client_context,
 )
 from google.cloud.spanner_v1.keyset import KeySet
 from google.cloud.spanner_v1.merged_result_set import MergedResultSet

google/cloud/spanner_v1/metrics/metrics_capture.py

@@ -63,6 +63,7 @@ def __enter__(self):
 
         if tracer and self._resource_info:
             import logging
+
             logger = logging.getLogger("google.cloud.spanner_v1.metrics")
             logger.info(f"DEBUG: MetricsCapture setting labels: {self._resource_info}")
             if "project" in self._resource_info:

google/cloud/spanner_v1/snapshot.py

@@ -119,10 +119,11 @@ def _restart_on_unavailable(
                     observability_options=observability_options,
                     metadata=metadata,
                 ) as span, MetricsCapture(resource_info):
-                    call_metadata, current_request_id = (
-                        request_id_manager.metadata_and_request_id(
-                            nth_request, attempt, metadata, span
-                        )
+                    (
+                        call_metadata,
+                        current_request_id,
+                    ) = request_id_manager.metadata_and_request_id(
+                        nth_request, attempt, metadata, span
                     )
                     iterator = CrossSync._Sync_Impl.run_if_async(
                         method, request=request, metadata=call_metadata

google/cloud/spanner_v1/testing/database_test.py

@@ -119,9 +119,10 @@ def spanner_api(self):
         return self._spanner_api
 
     def _create_spanner_client_for_tests(self, client_options, credentials):
-        api_endpoint, client_cert_source_func = (
-            SpannerClient.get_mtls_endpoint_and_cert_source(client_options)
-        )
+        (
+            api_endpoint,
+            client_cert_source_func,
+        ) = SpannerClient.get_mtls_endpoint_and_cert_source(client_options)
         channel = grpc_helpers.create_channel(
             api_endpoint,
             credentials=credentials,

tests/system/_helpers.py

@@ -23,9 +23,7 @@
 from tests import _fixtures
 
 CREATE_INSTANCE_ENVVAR = "GOOGLE_CLOUD_TESTS_CREATE_SPANNER_INSTANCE"
-CREATE_INSTANCE = (
-    os.getenv(CREATE_INSTANCE_ENVVAR, "false").lower() == "true"
-)
+CREATE_INSTANCE = os.getenv(CREATE_INSTANCE_ENVVAR, "false").lower() == "true"
 
 INSTANCE_ID_ENVVAR = "GOOGLE_CLOUD_TESTS_SPANNER_INSTANCE"
 INSTANCE_ID_DEFAULT = "google-cloud-python-systest"