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import gradio as gr
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import torch
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import numpy as np
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from modelgenerator.tasks import Embed
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# 加载模型(第一次会自动下载大权重,比较慢)
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print("Loading model...")
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model = Embed.from_config({
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"model.backbone": "aido_protein_rag_16b"
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}).eval()
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# 支持超长序列
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model.backbone.max_length = 12800
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def predict_protein(sequence: str):
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if not sequence or len(sequence) < 5:
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return "请输入有效的蛋白质序列(至少5个氨基酸)"
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# 简单输入(仅序列,MSA和结构可选)
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data = {
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'sequences': [sequence],
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# 'msa': [...], # 可选:多序列比对
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# 'str_emb': np.random.randn(1, 50, 384) # 可选:结构嵌入
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}
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transformed_batch = model.transform(data)
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with torch.no_grad():
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embedding = model(transformed_batch)
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# 返回 embedding 的形状和前几个值作为示例
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emb = embedding.cpu().numpy()
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return f"Embedding shape: {emb.shape}\n\n前10个值示例: {emb.flatten()[:10].tolist()}"
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# Gradio 界面
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iface = gr.Interface(
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fn=predict_protein,
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inputs=gr.Textbox(label="输入蛋白质序列 (e.g. ACDEFGHIKLMNPQRSTVWY)", lines=5, placeholder="请输入氨基酸序列..."),
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outputs=gr.Textbox(label="模型输出 (Embedding)"),
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title="AIDO.Protein-RAG-16B Demo",
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description="输入蛋白序列,获取模型的嵌入表示。注意:16B 模型较大,首次加载需要时间。",
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examples=[["ACDEFGHIKLMNPQRSTVWY"], ["MTEITAAMVKELRESTGAGA"]],
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allow_flagging="never"
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)
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if __name__ == "__main__":
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iface.launch()
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