added hf token and updated app.py

app.py

@@ -1,25 +1,24 @@
+import os
 import gradio as gr
 from huggingface_hub import InferenceClient
 
 
 def respond(
     message,
-    history: list[dict[str, str]],
+    history,
     system_message,
     max_tokens,
     temperature,
     top_p,
-    hf_token: gr.OAuthToken,
 ):
-    """
-    For more information on `huggingface_hub` Inference API support, please check the docs: https://huggingface.co/docs/huggingface_hub/v0.22.2/en/guides/inference
-    """
-    client = InferenceClient(token=hf_token.token, model="openai/gpt-oss-20b")
+    hf_token = os.getenv("HF_TOKEN")
+    client = InferenceClient(
+        token=hf_token,
+        model="openai/gpt-oss-20b"
+    )
 
     messages = [{"role": "system", "content": system_message}]
-
     messages.extend(history)
-
     messages.append({"role": "user", "content": message})
 
     response = ""
@@ -38,6 +37,42 @@ def respond(
 
         response += token
         yield response
+# def respond(
+#     message,
+#     history: list[dict[str, str]],
+#     system_message,
+#     max_tokens,
+#     temperature,
+#     top_p,
+#     hf_token: gr.OAuthToken,
+# ):
+#     """
+#     For more information on `huggingface_hub` Inference API support, please check the docs: https://huggingface.co/docs/huggingface_hub/v0.22.2/en/guides/inference
+#     """
+#     client = InferenceClient(token=hf_token.token, model="openai/gpt-oss-20b")
+
+#     messages = [{"role": "system", "content": system_message}]
+
+#     messages.extend(history)
+
+#     messages.append({"role": "user", "content": message})
+
+#     response = ""
+
+#     for message in client.chat_completion(
+#         messages,
+#         max_tokens=max_tokens,
+#         stream=True,
+#         temperature=temperature,
+#         top_p=top_p,
+#     ):
+#         choices = message.choices
+#         token = ""
+#         if len(choices) and choices[0].delta.content:
+#             token = choices[0].delta.content
+
+#         response += token
+#         yield response
 
 
 """
@@ -60,10 +95,10 @@ chatbot = gr.ChatInterface(
     ],
 )
 
-with gr.Blocks() as demo:
-    with gr.Sidebar():
-        gr.LoginButton()
-    chatbot.render()
+# with gr.Blocks() as demo:
+#     with gr.Sidebar():
+#         gr.LoginButton()
+#     chatbot.render()
 
 
 if __name__ == "__main__":