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Update app.py
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app.py
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import os
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import
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import gradio as gr
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from
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#
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#
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要求:
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1. 标题吸引人
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2. 正文800字左右
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3. 分段清晰
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4. 结尾总结
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"""
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try:
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#
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response = client.chat.completions.create(
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model="
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messages=
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"role": "user",
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"content": prompt
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}
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],
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temperature=0.8,
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max_tokens=1500
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)
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return response.choices[0].message.content
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except Exception as e:
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return f"文章生成失败,原因:{str(e)}\n\n💡 提示:如果提示无权限,请检查是否在 Space 的 Settings -> Secrets 中正确配置了 HF_TOKEN。"
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# =====================
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# 搜图 (Pexels API)
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# =====================
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def search_images(keyword):
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if not PEXELS_API_KEY:
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return []
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url = "https://api.pexels.com/v1/search"
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headers = {
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"Authorization": PEXELS_API_KEY
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}
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params = {
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"query": keyword,
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"per_page": 6
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}
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try:
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res = requests.get(
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url,
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headers=headers,
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params=params,
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timeout=20
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)
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data = res.json()
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for
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#
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result = "### !!! 相关视频搜索链接\n"
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result += "\n".join([f"- {link}" for link in links])
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return result
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# =====================
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# 主函数
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# =====================
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def main(keyword):
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if not keyword.strip():
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return "请输入有效的关键词!", [], "### !!! 请输入关键词"
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article = generate_article(keyword)
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images = search_images(keyword)
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videos = search_videos(keyword)
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return article, images, videos
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# =====================
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# Gradio界面布局(安全兼容版)
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# =====================
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with gr.Blocks(title="头条 AI Agent") as demo:
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gr.Markdown("# 头条 AI Agent (HF 免费版)")
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gr.Markdown("输入关键词,依托 Hugging Face 免费云端算力一键生成爆款文章、匹配图片和视频资源。")
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# 布局:上方输入栏
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with gr.Row():
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keyword_input = gr.Textbox(
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label="关键词",
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placeholder="例如:人工智能新趋势",
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scale=4
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)
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btn = gr.Button("立即生成", variant="primary", scale=1)
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# 布局:下方左右分栏
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with gr.Row():
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# 左栏:文章输出
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with gr.Column(scale=2):
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article_output = gr.Textbox(
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label="生成文章",
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lines=22
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)
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# 右栏:素材匹配
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with gr.Column(scale=1):
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gallery_output = gr.Gallery(
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label="匹配素材(Pexels 免费商用图)",
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columns=2,
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rows=3,
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height=350
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)
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import os
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import gradio as block
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import gradio as gr
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from openai import OpenAI
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# 1. 从环境变量读取 FreeLLMAPI 的配置
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FREE_LLM_API_URL = os.getenv("FREE_LLM_API_URL", "https://你的FreeLLMAPI地址.hf.space/v1")
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FREE_LLM_API_KEY = os.getenv("FREE_LLM_API_KEY", "your_api_key_here")
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# 2. 初始化 OpenAI 客户端(桥接 FreeLLMAPI)
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client = OpenAI(
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base_url=FREE_LLM_API_URL,
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api_key=FREE_LLM_API_KEY
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)
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def predict(message, history):
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# 将 Gradio 的历史记录转换为 OpenAI 格式
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history_openai = []
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for human, ai in history:
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history_openai.append({"role": "user", "content": human})
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history_openai.append({"role": "assistant", "content": ai})
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history_openai.append({"role": "user", "content": message})
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try:
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# 调用 FreeLLMAPI 聚合的模型(例如 gemini)
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response = client.chat.completions.create(
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model="gemini",
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messages=history_openai,
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stream=True # 开启流式传输,体验更好
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)
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partial_message = ""
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for chunk in response:
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if chunk.choices[0].delta.content:
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partial_message = partial_message + chunk.choices[0].delta.content
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yield partial_message
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except Exception as e:
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yield f"⚠️ 链接 FreeLLMAPI 出错: {str(e)}"
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# 3. 极简的 Gradio 聊天界面
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demo = gr.ChatInterface(
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fn=predict,
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title="AI 自动化助手 (Gradio + FreeLLMAPI)",
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textbox=gr.Textbox(placeholder="请输入内容...", container=False, scale=7)
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)
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if __name__ == "__main__":
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# 注意:在 Docker 环境下,server_name 必须是 "0.0.0.0"
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# 这里我们直接读取 Dockerfile 里配置好的环境变量
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server_name = os.getenv("GRADIO_SERVER_NAME", "0.0.0.0")
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server_port = int(os.getenv("GRADIO_SERVER_PORT", 7860))
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demo.queue().launch(server_name=server_name, server_port=server_port)
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