diff --git a/homeassistant/components/light/group.py b/homeassistant/components/light/group.py
index e64539baf93..c43c2f1ff03 100644
--- a/homeassistant/components/light/group.py
+++ b/homeassistant/components/light/group.py
@@ -254,6 +254,8 @@ def _average_tuple(*args):
     return tuple(sum(l) / len(l) for l in zip(*args))
 
 
+# https://github.com/PyCQA/pylint/issues/1831
+# pylint: disable=bad-whitespace
 def _reduce_attribute(states: List[State],
                       key: str,
                       default: Optional[Any] = None,