Update app.py

app.py

@@ -176,7 +176,7 @@ if (runModel=='1'):
     model_path = './'  + modelNameToUse + '_model'
     tokenizer_path = './' + modelNameToUse + '_tokenizer'
 
-    if os.path.isdir(model_path) && os.path.isdir(tokenizer_path):
+    if os.path.isdir(model_path) and os.path.isdir(tokenizer_path):
         print(f"The directory of model {model_path} exists.")
         print("Directory contents:", os.listdir(model_path))