Satisfy ruff. (#8934)

Author: mcourteaux

python_bindings/src/halide/_generator_helpers.py

@@ -870,7 +870,7 @@ def generator(name: str = ""):
     _check(sys.version_info >= (3, 7), "Halide Generators require Python 3.7 or later.")
 
     def generator_impl(cls):
-        n = name if name else _fqname(cls)
+        n = name or _fqname(cls)
         _check_generator_name_in_use(n)
         _check(isclass(cls), "@generator can only be used on classes.")
         # Allow (but don't require) explicit inheritance from hl.Generator;