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LikeData

gradio.LikeData(···)

描述

gr.LikeData 类是 gr.EventData 的子类，专门用于携带关于 .like() 事件的信息。当 gr.LikeData 作为类型提示添加到事件监听器方法的参数时，gr.LikeData 对象将自动作为该参数的值传递。此对象的属性包含有关触发监听器的事件的信息。

使用示例

import gradio as gr

def test(value, like_data: gr.LikeData):
    return {
        "chatbot_value": value,
        "liked_message": like_data.value,
        "liked_index": like_data.index,
        "liked_or_disliked_as_bool": like_data.liked
    }

with gr.Blocks() as demo:
    c = gr.Chatbot([("abc", "def")])
    t = gr.JSON()
    c.like(test, c, t)

demo.launch()

属性

参数
🔗 
index: int | tuple[int, int]

被喜欢/不喜欢项目的索引。如果组件是二维的，则为元组。

🔗 
value: Any

被喜欢/不喜欢项目的值。

🔗 
liked: bool

如果项目被喜欢则为 True，如果被不喜欢则为 False，如果为任何其他反馈则为字符串值。

演示

import gradio as gr
import random

# Chatbot demo with multimodal input (text, markdown, LaTeX, code blocks, image, audio, & video). Plus shows support for streaming text.

color_map = {
    "harmful": "crimson",
    "neutral": "gray",
    "beneficial": "green",
}

def html_src(harm_level):
    return f"""


  

  {harm_level}
  



"""

def print_like_dislike(x: gr.LikeData):
    print(x.index, x.value, x.liked)

def add_message(history, message):
    for x in message["files"]:
        history.append(((x,), None))
    if message["text"] is not None:
        history.append((message["text"], None))
    return history, gr.MultimodalTextbox(value=None, interactive=False)

def bot(history, response_type):
    if response_type == "gallery":
        history[-1][1] = gr.Gallery(
            [
                "https://raw.githubusercontent.com/gradio-app/gradio/main/test/test_files/bus.png",
                "https://raw.githubusercontent.com/gradio-app/gradio/main/test/test_files/bus.png",
            ]
        )
    elif response_type == "image":
        history[-1][1] = gr.Image(
            "https://raw.githubusercontent.com/gradio-app/gradio/main/test/test_files/bus.png"
        )
    elif response_type == "video":
        history[-1][1] = gr.Video(
            "https://github.com/gradio-app/gradio/raw/main/demo/video_component/files/world.mp4"
        )
    elif response_type == "audio":
        history[-1][1] = gr.Audio(
            "https://github.com/gradio-app/gradio/raw/main/test/test_files/audio_sample.wav"
        )
    elif response_type == "html":
        history[-1][1] = gr.HTML(
            html_src(random.choice(["harmful", "neutral", "beneficial"]))
        )
    else:
        history[-1][1] = "Cool!"
    return history

with gr.Blocks(fill_height=True) as demo:
    chatbot = gr.Chatbot(
        elem_id="chatbot",
        bubble_full_width=False,
        scale=1,
    )
    response_type = gr.Radio(
        [
            "image",
            "text",
            "gallery",
            "video",
            "audio",
            "html",
        ],
        value="text",
        label="Response Type",
    )

    chat_input = gr.MultimodalTextbox(
        interactive=True,
        placeholder="Enter message or upload file...",
        show_label=False,
    )

    chat_msg = chat_input.submit(
        add_message, [chatbot, chat_input], [chatbot, chat_input]
    )
    bot_msg = chat_msg.then(
        bot, [chatbot, response_type], chatbot, api_name="bot_response"
    )
    bot_msg.then(lambda: gr.MultimodalTextbox(interactive=True), None, [chat_input])

    chatbot.like(print_like_dislike, None, None)

if __name__ == "__main__":
    demo.launch()
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