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Create app.py
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app.py
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import gradio as gr
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import json
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import random
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def load_jsonl(file):
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"""读取上传的jsonl文件并解析为字典列表"""
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data = []
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for line in file:
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data.append(json.loads(line.decode('utf-8')))
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return data
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def random_data_viewer(file):
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"""随机抽取一条数据并格式化输出"""
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if file is None:
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return "请上传一个jsonl文件!"
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data = load_jsonl(file)
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if len(data) == 0:
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return "文件为空或格式不正确!"
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random_entry = random.choice(data)
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output = "\n".join([f"{key}: {value}" for key, value in random_entry.items()])
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return output
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# 创建Gradio界面
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iface = gr.Interface(
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fn=random_data_viewer,
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inputs=gr.File(file_types=[".jsonl"], label="上传JSONL文件"),
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outputs=gr.Textbox(label="随机数据"),
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title="JSONL 数据查看器",
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description="上传一个JSONL文件,随机展示其中一条数据。"
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)
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# 启动Gradio应用
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iface.launch()
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