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| from typing import TYPE_CHECKING
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| from ...extras.packages import is_gradio_available
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| from ..common import is_multimodal
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| from .chatbot import create_chat_box
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| if is_gradio_available():
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| import gradio as gr
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| if TYPE_CHECKING:
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| from gradio.components import Component
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| from ..engine import Engine
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| def create_infer_tab(engine: "Engine") -> dict[str, "Component"]:
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| input_elems = engine.manager.get_base_elems()
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| elem_dict = dict()
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| with gr.Row():
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| infer_backend = gr.Dropdown(choices=["huggingface", "vllm", "sglang"], value="huggingface")
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| infer_dtype = gr.Dropdown(choices=["auto", "float16", "bfloat16", "float32"], value="auto")
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| with gr.Row():
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| load_btn = gr.Button()
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| unload_btn = gr.Button()
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| info_box = gr.Textbox(show_label=False, interactive=False)
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| input_elems.update({infer_backend, infer_dtype})
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| elem_dict.update(
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| dict(
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| infer_backend=infer_backend,
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| infer_dtype=infer_dtype,
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| load_btn=load_btn,
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| unload_btn=unload_btn,
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| info_box=info_box,
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| )
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| )
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| chatbot, messages, chat_elems = create_chat_box(engine, visible=False)
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| elem_dict.update(chat_elems)
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| load_btn.click(engine.chatter.load_model, input_elems, [info_box]).then(
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| lambda: gr.Column(visible=engine.chatter.loaded), outputs=[chat_elems["chat_box"]]
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| )
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| unload_btn.click(engine.chatter.unload_model, input_elems, [info_box]).then(
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| lambda: ([], []), outputs=[chatbot, messages]
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| ).then(lambda: gr.Column(visible=engine.chatter.loaded), outputs=[chat_elems["chat_box"]])
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| engine.manager.get_elem_by_id("top.model_name").change(
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| lambda model_name: gr.Column(visible=is_multimodal(model_name)),
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| [engine.manager.get_elem_by_id("top.model_name")],
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| [chat_elems["mm_box"]],
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| )
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| return elem_dict
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