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import streamlit as st
from huggingface_hub import InferenceClient
client = InferenceClient(model="mistralai/Mistral-7B-Instruct-v0.1")
def format_prompt(message, history, system_prompt=""):
prompt = "<s>"
if system_prompt:
prompt += f"[SYS] {system_prompt} [/SYS] "
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, system_prompt="", temperature=0.9, max_new_tokens=512, 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, system_prompt)
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
st.session_state.generated_text = output
return output
# Streamlit UI
st.title("Waifu Character Generator")
# User inputs
name = st.text_input("Name of the Waifu")
hair_color = st.selectbox("Hair Color", ["Blonde", "Brunette", "Red", "Black", "Blue", "Pink"])
personality = st.selectbox("Personality", ["Tsundere", "Yandere", "Kuudere", "Dandere", "Genki", "Normal"])
outfit_style = st.selectbox("Outfit Style", ["School Uniform", "Maid Outfit", "Casual", "Kimono", "Gothic Lolita"])
system_prompt = st.text_input("Optional System Prompt", "")
# Advanced settings
temperature = st.slider("Temperature", 0.0, 1.0, 0.9, step=0.05)
max_new_tokens = st.slider("Max new tokens", 0, 8192, 512, step=64)
top_p = st.slider("Top-p (nucleus sampling)", 0.0, 1.0, 0.95, step=0.05)
repetition_penalty = st.slider("Repetition penalty", 1.0, 2.0, 1.0, step=0.05)
# Initialize session state for generated text
if "generated_text" not in st.session_state:
st.session_state.generated_text = ""
# Generate button
if st.button("Generate Waifu"):
history = []
prompt = f"Create a waifu character named {name} with {hair_color} hair, a {personality} personality, and wearing a {outfit_style}."
generate(prompt, history, system_prompt, temperature, max_new_tokens, top_p, repetition_penalty)
# Display the generated character
st.subheader("Generated Waifu Character")
st.write(st.session_state.generated_text)
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