fix bug

app.py

@@ -180,13 +180,14 @@ model.eval()
 def chat(message, history):
   history = history or []
   eos = tokenizer.eos_token
-  input_str = eos.join([m, r for m, r in history])
+  input_str = eos.join([x for turn in history for x in turn] + [message])
 
   bot_input_ids = tokenizer.encode(input_str, return_tensors='pt')
   bot_output_ids = model.generate(bot_input_ids,
-                                  max_length=1000, 
+                                  max_length=1000,
+                                  do_sample=True, top_p=0.9, temperature=0.8,
                                   pad_token_id=tokenizer.eos_token_id)
-  message = tokenizer.decode(bot_output_ids[:, bot_input_ids.shape[-1]:][0], 
+  response = tokenizer.decode(bot_output_ids[:, bot_input_ids.shape[-1]:][0], 
                              skip_special_tokens=True)
 
   history.append((message, response))
@@ -205,6 +206,6 @@ if __name__ == '__main__':
     allow_screenshot=False,
     allow_flagging="never",
     title=title,
-    description=description
+    description=description,
   )
-  iface.launch(debug=True)
+  iface.launch(debug=True, server_name="0.0.0.0", server_port=2022, share=True)