Update README.md

README.md

@@ -83,7 +83,7 @@ print(tokenizer.decode(pred.cpu()[0], skip_special_tokens=True))
 #### Installation
 
 ```shell
-pip install xtuner
+pip install -U xtuner
 ```
 
 #### Chat
@@ -92,7 +92,7 @@ pip install xtuner
 
 ```shell
 export SERPER_API_KEY="xxx"  # Please get the key from https://serper.dev to support google search!
-xtuner chat meta-llama/Llama-2-7b-hf --adapter xtuner/Llama-2-7b-qlora-moss-003-sft --bot-name Llama2 --prompt-template moss_sft --system-prompt moss_sft --with-plugins calculate solve search --command-stop-word "<eoc>" --answer-stop-word "<eom>" --no-streamer
+xtuner chat meta-llama/Llama-2-7b-hf --adapter xtuner/Llama-2-7b-qlora-moss-003-sft --bot-name Llama2 --prompt-template moss_sft --system-prompt moss_sft --with-plugins calculate solve search --no-streamer
 ```
 
 #### Fine-tune