Update app.py

app.py

@@ -1,16 +1,15 @@
 import os
-os.system('pip install dashscope')
 import gradio as gr
 from http import HTTPStatus
 import dashscope
 from dashscope import Generation
 from dashscope.api_entities.dashscope_response import Role
 from typing import List, Optional, Tuple, Dict
-from urllib.error import HTTPError
+
 default_system = 'You are a helpful assistant.'
 
-YOUR_API_TOKEN = os.getenv('YOUR_API_TOKEN')
-dashscope.api_key = YOUR_API_TOKEN
+# Set the API key from environment
+dashscope.api_key = os.getenv('YOUR_API_TOKEN')
 
 History = List[Tuple[str, str]]
 Messages = List[Dict[str, str]]
@@ -30,7 +29,6 @@ def history_to_messages(history: History, system: str) -> Messages:
         messages.append({'role': Role.ASSISTANT, 'content': h[1]})
     return messages
 
-
 def messages_to_history(messages: Messages) -> Tuple[str, History]:
     assert messages[0]['role'] == Role.SYSTEM
     system = messages[0]['content']
@@ -39,7 +37,6 @@ def messages_to_history(messages: Messages) -> Tuple[str, History]:
         history.append([q['content'], r['content']])
     return system, history
 
-
 def model_chat(query: Optional[str], history: Optional[History], system: str
 ) -> Tuple[str, str, History]:
     if query is None:
@@ -66,10 +63,8 @@ def model_chat(query: Optional[str], history: Optional[History], system: str
                 response.code, response.message
             ))
 
-
 with gr.Blocks() as demo:
     gr.Markdown("""<center><font size=8>Qwen2-72B-instruct Chat👾</center>""")
-
     with gr.Row():
         with gr.Column(scale=3):
             system_input = gr.Textbox(value=default_system, lines=1, label='System')
@@ -78,7 +73,6 @@ with gr.Blocks() as demo:
         system_state = gr.Textbox(value=default_system, visible=False)
     chatbot = gr.Chatbot(label='qwen2-72B-instruct')
     textbox = gr.Textbox(lines=1, label='Input')
-
     with gr.Row():
         clear_history = gr.Button("🧹 Clear history")
         sumbit = gr.Button("🚀 Send")
@@ -86,20 +80,19 @@ with gr.Blocks() as demo:
     textbox.submit(model_chat,
                  inputs=[textbox, chatbot, system_state],
                  outputs=[textbox, chatbot, system_input],
-                 concurrency_limit = 40)
-    
+                 concurrency_limit=40)
     sumbit.click(model_chat,
                  inputs=[textbox, chatbot, system_state],
                  outputs=[textbox, chatbot, system_input],
-                 concurrency_limit = 40)
+                 concurrency_limit=40)
     clear_history.click(fn=clear_session,
                         inputs=[],
                         outputs=[textbox, chatbot],
-                        concurrency_limit = 40)
+                        concurrency_limit=40)
     modify_system.click(fn=modify_system_session,
                         inputs=[system_input],
                         outputs=[system_state, system_input, chatbot],
-                        concurrency_limit = 40)
+                        concurrency_limit=40)
 
 demo.queue(api_open=False)
-demo.launch(max_threads=40)
+demo.launch(max_threads=40)