Update django_prometheus/conf/__init__.py

Co-Authored-By: Alisson Claudino <[email protected]>

Author: asherf

django_prometheus/conf/__init__.py

@@ -5,9 +5,6 @@
 NAMESPACE = ""
 
 if settings.configured:
-    try:
-        NAMESPACE = settings.PROMETHEUS_METRIC_NAMESPACE
-    except AttributeError:
-        pass
+    NAMESPACE = getattr(settings, "PROMETHEUS_METRIC_NAMESPACE", NAMESPACE)
 
 NAMESPACE = os.getenv("PROMETHEUS_METRIC_NAMESPACE", NAMESPACE)