reorder if

Author: hauntsaninja

mypy/checker.py

@@ -4858,25 +4858,22 @@ def get_types_from_except_handler(self, typ: Type, n: Expression) -> list[Type]:
         """Helper for check_except_handler_test to retrieve handler types."""
         typ = get_proper_type(typ)
         if isinstance(typ, TupleType):
-            # avoid recursion here, since we can accidentally unpack tuples inside
             merged_type = make_simplified_union(typ.items)
             if isinstance(merged_type, UnionType):
                 return merged_type.relevant_items()
             return [merged_type]
-        elif isinstance(typ, UnionType):
-            # recursion is fine here for top-level Union
-            return [
-                union_typ
-                for item in typ.relevant_items()
-                for union_typ in self.get_types_from_except_handler(item, n)
-            ]
         elif is_named_instance(typ, "builtins.tuple"):
             # variadic tuple
-            # avoid recursion here too
             merged_type = make_simplified_union((typ.args[0],))
             if isinstance(merged_type, UnionType):
                 return merged_type.relevant_items()
             return [merged_type]
+        elif isinstance(typ, UnionType):
+            return [
+                union_typ
+                for item in typ.relevant_items()
+                for union_typ in self.get_types_from_except_handler(item, n)
+            ]
         else:
             return [typ]