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app.py
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import gradio as gr
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from gradio_client import Client
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# Call the existing model
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client = Client("Futuresony/Mr.Events")
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# Function to interact with the hosted model
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def chat_with_model(user_input, chat_history):
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"""
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Sends user input and chat history to the hosted model and returns the response
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and updated history.
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"""
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# The hosted Gradio app expects the chat history as a list of [user, assistant] pairs.
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# Initial call will have chat_history as an empty list.
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# Subsequent calls will have chat_history including previous turns.
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print(f"Client sending query: {user_input}")
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print(f"Client sending history: {chat_history}")
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try:
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# Call the hosted model's chat endpoint
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# Pass user_input and chat_history as positional arguments
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result = client.predict(
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user_input,
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chat_history, # Pass the history from the client's Chatbot
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api_name="/chat"
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)
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print(f"Client received raw result: {result}")
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# The hosted app's `chat` function returns the final response string.
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# We need to append the user input and the model's response to the history.
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updated_history = chat_history + [[user_input, result]]
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return "", updated_history # Return empty string for textbox and updated history
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except Exception as e:
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print(f"Error during client prediction: {e}")
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import traceback
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print(traceback.format_exc())
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# Append user input and an error message to history
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error_message = f"An error occurred while communicating with the model: {e}"
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updated_history = chat_history + [[user_input, error_message]]
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return "", updated_history
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# Create the desktop-friendly interface
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with gr.Blocks() as demo:
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gr.Markdown("## 💬 Test the ABSA Model Chat")
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chatbot = gr.Chatbot(height=400) # Chatbot to display conversation
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msg = gr.Textbox(label="Type your message") # Textbox for user input
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clear = gr.ClearButton([msg, chatbot]) # Button to clear
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# Link the input, button, and chatbot
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# The fn will receive the textbox value and the chatbot history.
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# It will return an empty string for the textbox and the updated history for the chatbot.
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msg.submit(chat_with_model, [msg, chatbot], [msg, chatbot])
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# Launch the Gradio interface
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demo.launch(debug=True, show_error=True) # Corrected launch call and added show_error
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