diff --git a/scripts/run_checks.py b/scripts/run_checks.py
index 6a76a07a3..d81d73df5 100755
--- a/scripts/run_checks.py
+++ b/scripts/run_checks.py
@@ -222,6 +222,7 @@ def _get_args(checker):
 
 
 def main():
+    """Main entry point."""
     argv = sys.argv[:]
     check_unittest()
     check_git()