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dynamic-hfspaces
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import gradio as gr

POPULAR_SPACES = [
    "gradio/calculator",
    "gradio/image-classification",
    "huggingface-projects/llama-2-7b-chat",
    "gradio/englishtranslator",
    "gradio/blocks-gallery"
]

def gr_load_tab():
    gr.Markdown("## Load a Popular Hugging Face Space (gr.load)")
    space_dropdown = gr.Dropdown(POPULAR_SPACES, label="Popular Spaces", interactive=True)
    load_btn = gr.Button("Load Space")
    error_box = gr.Markdown(visible=False)
    with gr.Column():
        gr.Markdown("### gr.load() Interface")
        loaded_interface = gr.Blocks()

    def load_space(space):
        if not space or "/" not in space:
            return gr.update(visible=True, value="**Error:** Please select a valid space name."), None
        try:
            interface = gr.load(space, src="spaces")
        except Exception as e:
            return gr.update(visible=True, value=f"**Error loading space:** {e}"), None
        return gr.update(visible=False), interface

    load_btn.click(
        fn=load_space,
        inputs=space_dropdown,
        outputs=[error_box, loaded_interface]
    )

def iframe_loader_tab():
    gr.Markdown("## Load Any Hugging Face Space (iframe)")
    with gr.Row():
        space_name = gr.Textbox(label="Space Name", placeholder="e.g. gradio/calculator")
        space_dropdown = gr.Dropdown(POPULAR_SPACES, label="Popular Spaces", interactive=True)
        load_btn = gr.Button("Load Space")
    error_box = gr.Markdown(visible=False)
    with gr.Column():
        gr.Markdown("### Space IFrame")
        iframe_html = gr.HTML("")

    def get_space_name(text, dropdown):
        return text if text else dropdown

    def load_space(space):
        if not space or "/" not in space:
            return gr.update(visible=True, value="**Error:** Please enter a valid space name (e.g. gradio/calculator)."), ""
        space_id = space.replace("/", "-")
        iframe_url = f"https://{space_id}.hf.space?__theme=dark"
        iframe = f'<iframe src="{iframe_url}" width="100%" height="600" style="border:none;"></iframe>'
        return gr.update(visible=False), iframe

    load_btn.click(
        fn=get_space_name,
        inputs=[space_name, space_dropdown],
        outputs=space_name
    ).then(
        fn=load_space,
        inputs=space_name,
        outputs=[error_box, iframe_html]
    )