diff --git a/satpy/utils.py b/satpy/utils.py
index <HASH>..<HASH> 100644
--- a/satpy/utils.py
+++ b/satpy/utils.py
@@ -72,8 +72,7 @@ def trace_on():
 
 
 def dep_warnings_on():
-    """Switch on deprecation warnings.
-    """
+    """Switch on deprecation warnings."""
     warnings.filterwarnings("default", category=DeprecationWarning)
Make linter happy

Linter says docstring should be on one line.  Let it be so.