Update app.py

app.py

@@ -63,7 +63,7 @@ def generate(
     for user, assistant in chat_history:
         conversation.extend([{"role": "user", "content": user}, {"role": "assistant", "content": assistant}])
     conversation.append({"role": "user", "content": message})
-     if model == "A":
+    if model == "A":
         model = modelA
         tokenizer = tokenizerA
         enc = tokenizer(make_prompt(message), return_tensors="pt", padding=True, truncation=True)