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from huggingface_hub import InferenceClient | |
import gradio as gr | |
import os | |
API_URL = { | |
"Mistral" : "https://api-inference.huggingface.co/models/mistralai/Mistral-7B-Instruct-v0.3", | |
"Mixtral" : "https://api-inference.huggingface.co/models/mistralai/Mixtral-8x7B-Instruct-v0.1", | |
"Mathstral" : "https://api-inference.huggingface.co/models/mistralai/mathstral-7B-v0.1", | |
} | |
HF_TOKEN = os.environ['HF_TOKEN'] | |
Hinglish_Prompt = os.environ['Hinglish_Prompt'] | |
mistralClient = InferenceClient( | |
API_URL["Mistral"], | |
headers = {"Authorization" : f"Bearer {HF_TOKEN}"}, | |
) | |
mixtralClient = InferenceClient( | |
model = API_URL["Mixtral"], | |
headers = {"Authorization" : f"Bearer {HF_TOKEN}"}, | |
) | |
mathstralClient = InferenceClient( | |
model = API_URL["Mathstral"], | |
headers = {"Authorization" : f"Bearer {HF_TOKEN}"}, | |
) | |
def format_prompt(message, history, enable_hinglish=False): | |
prompt = "<s>" | |
# Adding the Hinglish prompt | |
if enable_hinglish and not any("You are a Hinglish LLM." in user_prompt for user_prompt, bot_response in history): | |
prompt += Hinglish_Prompt | |
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, model = "Mistral", enable_hinglish=False): | |
if model == "Mathstral" and enable_hinglish: | |
raise gr.Error("Mathstral decoder doesn't support Hinglish") | |
enable_hinglish=False | |
# Selecting model to be used | |
if(model == "Mistral"): | |
client = mistralClient | |
elif(model == "Mixstral"): | |
client = mixtralClient | |
elif(model == "Mathstral"): | |
client = mixtralClient | |
temperature = float(temperature) # Generation arguments | |
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, enable_hinglish) | |
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.Dropdown( | |
choices = ["Mistral","Mixtral", "Mathstral"], | |
value = "Mistral", | |
label = "Model to be used", | |
interactive=True, | |
info = "Mistral : for general-purpose conversations, "+ | |
"Mixtral : for faster and accurate conversations, "+ | |
"Mathstral : for mathematical and scientific reasoning" | |
), | |
gr.Checkbox( | |
label="Hinglish", | |
value=False, | |
interactive=True, | |
info="Enables the MistralTalk to talk in Hinglish (Combination of Hindi and English)", | |
) | |
] | |
css = """ | |
#mkd { | |
height: 500px; | |
overflow: auto; | |
border: 1px solid #ccc; | |
} | |
""" | |
with gr.Blocks(css=css) as demo: | |
gr.HTML("<h1><center>MistralTalk🗣️</center><h1>") | |
gr.HTML("<h3><center>In this demo, you can chat with <a href='https://huggingface.co/mistralai'>Mistral AI advanced models</a> 💬</center><h3>") | |
gr.HTML("<h3><center>Learn more about the model <a href='https://huggingface.co/docs/transformers/main/model_doc/mistral'>here</a>. 📚</center><h3>") | |
gr.ChatInterface( | |
generate, | |
additional_inputs=additional_inputs, | |
theme = gr.themes.Soft(), | |
examples=[["What is the secret to life?"], ["How the universe works?"],["What is quantum mechanics?"],["Do you belive in after life?"],["Albert likes to surf every week. Each surfing session lasts for 4 hours and costs $20 per hour. How much would Albert spend in 5 weeks?"]] | |
) | |
demo.queue(max_size=100).launch(debug=True) |