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import gradio as gr
# from huggingface_hub import InferenceClient
from transformers import pipeline
import os
# Retrieve the Hugging Face API token from environment variables
hf_token = os.getenv("HF_TOKEN")
if not api_token:
raise ValueError("API token is not set. Please set the HF_TOKEN environment variable in Space Settings.")
"""
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
"""
# requires space hardware update to use large models (TODO)
# client = InferenceClient("mistralai/Mistral-Large-Instruct-2407")
# Note change in instantiation***
text_generator = pipeline("text-generation", model="google/gemma-2-2b", use_auth_token=hf_token)
def authenticate_and_generate(token, message, history, system_message, max_tokens, temperature, top_p):
# Initialize the text-generation pipeline with the provided token
text_generator = pipeline("text-generation", model="google/gemma-2-2b", use_auth_token=token)
# Construct the prompt with system message, history, and user input
prompt = system_message + "\n" + "\n".join([f"User: {msg[0]}\nAssistant: {msg[1]}" for msg in history if msg[0] and msg[1]])
prompt += f"\nUser: {message}\nAssistant:"
# Generate a response using the model
response = text_generator(prompt, max_length=max_tokens, temperature=temperature, top_p=top_p, do_sample=True, truncation=True)
# Extract the generated text from the response list
assistant_response = response[0]['generated_text']
# Optionally trim the assistant response if it includes the prompt again
assistant_response = assistant_response.split("Assistant:", 1)[-1].strip()
return assistant_response
"""
For information on how to customize the ChatInterface, peruse the gradio docs: https://www.gradio.app/docs/chatinterface
"""
athena = gr.ChatInterface(
fn=authenticate_and_generate,
additional_inputs=[
gr.Textbox(
label="Hugging Face API Token",
type="password",
placeholder="Please provide a Hugging Face auth token.",
lines=1,
max_lines=1
),
gr.Textbox(value=
"""
You are a marketing-minded content writer for Plan.com (a UK telecommunications company).
You will be provided a bullet-point list of guidelines from which to generate an article to be published in the company News section of the website.
Please follow these guidelines:
- Always speak using British English expressions, syntax, and spelling.
- Make the articles engaging and fun, but also professional and informative.
To provide relevant contextual information about the company, please source information from the following websites:
- https://plan.com/our-story
- https://plan.com/products-services
- https://plan.com/features/productivity-and-performance
- https://plan.com/features/security-and-connectivity
- https://plan.com/features/connectivity-and-cost
""",
label="System message"),
gr.Slider(minimum=1, maximum=4096, value=512, step=1, label="Max new tokens"),
gr.Slider(minimum=0.1, maximum=4.0, value=0.7, step=0.1, label="Temperature"),
gr.Slider(
minimum=0.1,
maximum=1.0,
value=0.95,
step=0.05,
label="Top-p (nucleus sampling)",
),
],
)
if __name__ == "__main__":
athena.launch() |