Update app.py

app.py

@@ -291,7 +291,7 @@ def gen_json(input_text, max_new_tokens):
 @GPU
 def generate_text(input_text, messages=None):
     if input_text == "":
-        yield "Please enter some text first."
+        yield [{"role": "assistant", "content": "Please enter some text first."}]
         return
     
     token_limit=250
@@ -301,10 +301,6 @@ def generate_text(input_text, messages=None):
 
     new_tags = label_map
     
-    if messages is None:
-        messages = []
-    else:
-        messages = []
     system="""You are a knowledge assistant. Keep your responses very short."""
     messages = [{"role": "system", "content": system}]+ [{"role": x["role"], "content": clean_html(x["content"])} for x in messages] +[{"role": "user", "content": input_text}]
     input_text = tok.apply_chat_template(messages, add_generation_prompt=True, tokenize=False)