u0pdate

app.py

@@ -1,7 +1,32 @@
 import gradio as gr
+from langchain.llms import HuggingFacePipeline
+from transformers import AutoTokenizer
 
-def greet(name):
-    return "Hello " + name + "!!"
+# Define the Hugging Face model and tokenizer
+model_name = "microsoft/DialoGPT-medium"
+tokenizer = AutoTokenizer.from_pretrained(model_name)
 
-iface = gr.Interface(fn=greet, inputs="text", outputs="text")
-iface.launch()
+# Define the LangChain chat agent
+agent = HuggingFacePipeline(
+    model_name=model_name,
+    task="text2text-generation",
+    tokenizer=tokenizer,
+)
+
+# Define the Gradio interface
+def chatbot_interface(input_text):
+    response = agent(input_text)
+    return response
+
+# Define the Gradio app
+gradio_app = gr.Interface(
+    fn=chatbot_interface,
+    inputs=gr.inputs.Textbox(prompt="Say something..."),
+    outputs=gr.outputs.Textbox(),
+    title="LangChain Chatbot",
+    description="A chatbot interface powered by LangChain and Hugging Face.",
+)
+
+# Run the Gradio app
+if __name__ == "__main__":
+    gradio_app.run()