chore: formatting

Author: Tom McCarthy

aws_lambda_powertools/metrics/base.py

@@ -71,7 +71,9 @@ def add_namespace(self, name: str):
         name : str
             Metric namespace
         """
-        warnings.warn("add_namespace method is deprecated. Pass service to Metrics constructor instead", DeprecationWarning)
+        warnings.warn(
+            "add_namespace method is deprecated. Pass service to Metrics constructor instead", DeprecationWarning
+        )
         if self.namespace is not None:
             raise UniqueNamespaceError(
                 f"Namespace '{self.namespace}' already set - Only one namespace is allowed across metrics"

tests/functional/test_metrics.py

@@ -501,4 +501,4 @@ def test_namespace_var_precedence(monkeypatch, capsys, metric, dimension):
 
     # THEN we should add a namespace implicitly
     # with the value of POWERTOOLS_METRICS_NAMESPACE env var
-    assert expected["_aws"] == output["_aws"]
+    assert expected["_aws"] == output["_aws"]