fix bug caused by static model_name (#156)

examples/internlm2_agent_web_demo.py

@@ -62,7 +62,8 @@ class StreamlitUI:
 
     def setup_sidebar(self):
         """Setup the sidebar for model and plugin selection."""
-        model_name = st.sidebar.selectbox('模型选择：', options=['internlm'])
+        # model_name = st.sidebar.selectbox('模型选择：', options=['internlm'])
+        model_name = st.sidebar.text_input('模型名称：', value='internlm2-chat-7b')
         meta_prompt = st.sidebar.text_area('系统提示词', value=META_CN)
         da_prompt = st.sidebar.text_area('数据分析提示词', value=INTERPRETER_CN)
         plugin_prompt = st.sidebar.text_area('插件提示词', value=PLUGIN_CN)
@@ -113,11 +114,11 @@ class StreamlitUI:
 
         return model_name, model, plugin_action, uploaded_file, model_ip
 
-    def init_model(self, option, ip=None):
-        """Initialize the model based on the selected option."""
+    def init_model(self, model_name, ip=None):
+        """Initialize the model based on the input model name."""
         model_url = f'http://{ip}'
-        st.session_state['model_map'][option] = LMDeployClient(
-            model_name='internlm2-chat-20b',
+        st.session_state['model_map'][model_name] = LMDeployClient(
+            model_name=model_name,
             url=model_url,
             meta_template=META,
             max_new_tokens=1024,
@@ -126,7 +127,7 @@ class StreamlitUI:
             temperature=0,
             repetition_penalty=1.0,
             stop_words=['<|im_end|>'])
-        return st.session_state['model_map'][option]
+        return st.session_state['model_map'][model_name]
 
     def initialize_chatbot(self, model, plugin_action):
         """Initialize the chatbot with the given model and plugin actions."""