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from huggingface_hub import InferenceClient
import gradio as gr
client = InferenceClient("mistralai/Mistral-7B-Instruct-v0.1")
val_image = gr.Image("/file=val_speaking_transparent.gif")
PLACEHOLDER = f"""
<div style="padding: 30px; text-align: center; display: flex; flex-direction: column; align-items: center;">
<img src={val_image} style="width: 80%; max-width: 550px; height: auto; opacity: 0.55; ">
<h1 style="font-size: 28px; margin-bottom: 2px; opacity: 0.55;">Hi Jennifer, welcome to DTF</h1>
<p style="font-size: 18px; margin-bottom: 2px; opacity: 0.65;">Ask me anything about working at here...</p>
</div>.
"""
TITLE = "Hi I'm Val the Voyager, welcome onboard!"
def format_prompt(message, history):
prompt = "<s>"
for user_prompt, bot_response in history:
prompt += f"[INST] {user_prompt} [/INST]"
prompt += f" {bot_response}</s> "
prompt += f"[INST] {message} [/INST]"
return prompt
def generate(
prompt,
history,
temperature=0.9,
max_new_tokens=256,
top_p=0.95,
repetition_penalty=1.0,
):
temperature = float(temperature)
if temperature < 1e-2:
temperature = 1e-2
top_p = float(top_p)
generate_kwargs = dict(
temperature=temperature,
max_new_tokens=max_new_tokens,
top_p=top_p,
repetition_penalty=repetition_penalty,
do_sample=True,
seed=42,
)
formatted_prompt = format_prompt(prompt, history)
stream = client.text_generation(
formatted_prompt,
**generate_kwargs,
stream=True,
details=True,
return_full_text=False,
)
output = ""
for response in stream:
output += response.token.text
yield output
return output
additional_inputs = [
gr.Slider(
label="Temperature",
value=0.9,
minimum=0.0,
maximum=1.0,
step=0.05,
interactive=True,
info="Higher values produce more diverse outputs",
),
gr.Slider(
label="Max new tokens",
value=256,
minimum=0,
maximum=1048,
step=64,
interactive=True,
info="The maximum numbers of new tokens",
),
gr.Slider(
label="Top-p (nucleus sampling)",
value=0.90,
minimum=0.0,
maximum=1,
step=0.05,
interactive=True,
info="Higher values sample more low-probability tokens",
),
gr.Slider(
label="Repetition penalty",
value=1.2,
minimum=1.0,
maximum=2.0,
step=0.05,
interactive=True,
info="Penalize repeated tokens",
),
]
gr.ChatInterface(
fn=generate,
chatbot=gr.Chatbot(
show_label=False,
show_share_button=False,
show_copy_button=True,
likeable=True,
layout="panel",
placeholder=PLACEHOLDER,
),
additional_inputs=additional_inputs,
examples=[
["Ask me what an acronym stands for"],
["How can I check my leave allowance?"],
["Where can I find a floor map of 1 Macarthur?"],
["How can I find out about DTF's Disability network?"],
],
cache_examples=False,
title=TITLE,
).launch(show_api=False)
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