Fix ruff formatting

Manvi2402 · Manvi2402 · commit 018235ec5816 · 2026-04-14T07:55:50.000+05:30
diff --git a/exporter/opentelemetry-exporter-prometheus/tests/test_prometheus_exporter.py b/exporter/opentelemetry-exporter-prometheus/tests/test_prometheus_exporter.py
@@ -62,11 +62,11 @@ def test_custom_registry(self):
             # global REGISTRY should NOT be used
             self._mock_registry_register.assert_not_called()
             # check custom_registry was registered
-            self.assertIn(reader._collector, custom_registry._collector_to_names)
+            self.assertIn(
+                reader._collector, custom_registry._collector_to_names
+            )
             reader.shutdown()
 
-
-
     def verify_text_format(
         self, metric: Metric, expect_prometheus_text: str, prefix: str = ""
     ) -> None:
