app.py

# Text to 3D

import streamlit as st
import torch
from diffusers import ShapEPipeline
from diffusers.utils import export_to_gif

# Model loading (Ideally done once at the start for efficiency)
ckpt_id = "openai/shap-e"  
@st.cache_resource  # Caches the model for faster subsequent runs
def load_model():
    return ShapEPipeline.from_pretrained(ckpt_id).to("cuda")  

pipe = load_model()

# App Title
st.title("Shark 3D Image Generator")

# User Inputs
prompt = st.text_input("Enter your prompt:", "a shark")
guidance_scale = st.slider("Guidance Scale", 0.0, 20.0, 15.0, step=0.5)

# Generate and Display Images
if st.button("Generate"):
    with st.spinner("Generating images..."):
        images = pipe(
            prompt,
            guidance_scale=guidance_scale,
            num_inference_steps=64,
            size=256,
        ).images
        gif_path = export_to_gif(images, "shark_3d.gif")

        st.image(images[0])  # Display the first image
        st.success("GIF saved as shark_3d.gif")