update

app.py

@@ -34,7 +34,7 @@ def run_inference(
         raise TypeError("Pass either single SMILES or a file")
     elif smiles != "" and smiles_path is not None:
         raise TypeError("Pass either single SMILES or a file, not both")
-    elif smiles is not None:
+    elif smiles != "":
         smiles = [smiles]
     elif smiles_path is not None:
         smiles_data = pd.read_csv(smiles_path.name, sep="\t", header=None)