simple_app.py

import gradio as gr
import subprocess
from huggingface_hub import snapshot_download

#Download model
snapshot_download(
    repo_id = "Wan-AI/Wan2.1-T2V-1.3B",
    local_dir = "./Wan2.1-T2V-1.3B"
)

def infer(prompt):
    prompt = ""Two anthropomorphic cats in comfy boxing gear and bright gloves fight intensely on a spotlighted stage.""
    
    command = [
        "python", "-m", "generate.py",
        "--task", "t2v-1.3B",
        "--size", "832*480",
        "--ckpt_dir", "./Wan2.1-T2V-1.3B",
        "--sample_shift", "8",
        "--sample_guide_scale", "6",
        "--prompt", f"{prompt}",
        "--save_file", "generated_video.mp4"
    ]

    result = subprocess.run(command, capture_output=True, text=True)

    if result.returncode == 0:
        print("Command executed successfully.")
        return "./tmp/"generated_video.mp4""
    else:
        print("Error executing command.")
        raise gr.Error("Error executing command")

with gr.Blocks() as demo:
    with gr.Column():
        gr.Markdown("# Wan 2.1")
        prompt = gr.Textbox(labe="Prompt")
        submit_btn = gr.Button("Submit")
        video_res = gr.Video(label="Generated Video")

    submit_btn.click(
        fn = infer,
        inputs = [prompt],
        outputs = [video_res]
    )

demo.queue().launch(show_error=True, show_api=False, ssr_mode=False)