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| from pathlib import Path | |
| from fastapi import FastAPI | |
| from fastapi.staticfiles import StaticFiles | |
| import uvicorn | |
| import gradio as gr | |
| from datetime import datetime | |
| import sys | |
| gr.set_static_paths(paths=["static/"]) | |
| # create a FastAPI app | |
| app = FastAPI() | |
| # create a static directory to store the static files | |
| static_dir = Path('./static') | |
| static_dir.mkdir(parents=True, exist_ok=True) | |
| # mount FastAPI StaticFiles server | |
| app.mount("/static", StaticFiles(directory=static_dir), name="static") | |
| # Gradio stuff | |
| def predict(text_input): | |
| file_name = f"{datetime.utcnow().strftime('%s')}.html" | |
| file_path = static_dir / file_name | |
| print(file_path) | |
| with open(file_path, "w") as f: | |
| f.write(f""" | |
| <script src="https://cdn.tailwindcss.com"></script> | |
| <body class="bg-gray-200 dark:text-white dark:bg-gray-900"> | |
| <h1 class="text-3xl font-bold"> | |
| Hello <i>{text_input}</i> From Gradio Iframe | |
| </h1> | |
| <h3>Filename: {file_name}</h3> | |
| """) | |
| iframe = f"""<iframe src="/static/{file_name}" width="100%" height="500px"></iframe>""" | |
| link = f'<a href="/static/{file_name}" target="_blank">{file_name}</a>' | |
| return link, iframe | |
| with gr.Blocks() as block: | |
| gr.Markdown(""" | |
| ## Gradio + FastAPI + Static Server | |
| This is a demo of how to use Gradio with FastAPI and a static server. | |
| The Gradio app generates dynamic HTML files and stores them in a static directory. FastAPI serves the static files. | |
| """) | |
| with gr.Row(): | |
| with gr.Column(): | |
| text_input = gr.Textbox(label="Name") | |
| markdown = gr.Markdown(label="Output Box") | |
| new_btn = gr.Button("New") | |
| with gr.Column(): | |
| html = gr.HTML(label="HTML preview", show_label=True) | |
| new_btn.click(fn=predict, inputs=[text_input], outputs=[markdown, html]) | |
| # mount Gradio app to FastAPI app | |
| app = gr.mount_gradio_app(app, block, path="/") | |
| # serve the app | |
| if __name__ == "__main__": | |
| uvicorn.run(app, host="0.0.0.0", port=7860) | |
| # run the app with | |
| # python app.py | |
| # or | |
| # uvicorn "app:app" --host "0.0.0.0" --port 7860 --reload | |