diff --git a/api/onnx_web/convert/diffusion/textual_inversion.py b/api/onnx_web/convert/diffusion/textual_inversion.py
index df91181e..e05a9e14 100644
--- a/api/onnx_web/convert/diffusion/textual_inversion.py
+++ b/api/onnx_web/convert/diffusion/textual_inversion.py
@@ -30,7 +30,11 @@ def convert_diffusion_textual_inversion(
     encoder_model = path.join(encoder_path, "model.onnx")
     tokenizer_path = path.join(dest_path, "tokenizer")
 
-    if path.exists(dest_path) and path.exists(encoder_model) and path.exists(tokenizer_path):
+    if (
+        path.exists(dest_path)
+        and path.exists(encoder_model)
+        and path.exists(tokenizer_path)
+    ):
         logger.info("ONNX model already exists, skipping.")
         return