diff --git a/pyflowcl/models.py b/pyflowcl/models.py
index 790c2a8..053cf22 100644
--- a/pyflowcl/models.py
+++ b/pyflowcl/models.py
@@ -3,6 +3,7 @@
 ~~~~~~~~~~~~~~~~
 Modelos de distintos objetos del paquete
 """
+
 from dataclasses import dataclass
 from typing import Any, Dict, List, Optional, cast