Update app.py
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app.py
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@@ -3,74 +3,83 @@ import os
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import torch
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from transformers import BertTokenizer, pipeline
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# 1.
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hf_token = os.getenv("HF_TOKEN")
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model_name = "google-bert/bert-base-chinese"
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try:
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#
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tokenizer = BertTokenizer.from_pretrained(model_name, token=hf_token)
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tokenizer.add_tokens(['明月', '裝飾', '窗子'])
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#
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classifier = pipeline("sentiment-analysis", model="LiYuan/amazon-review-sentiment-analysis", token=hf_token)
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except Exception as e:
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classifier = None
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def
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if
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# 將輸入按行拆分,實作批次處理
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lines = [line.strip() for line in input_text.split('\n') if line.strip()]
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if not lines: return "
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#
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batch_out = tokenizer.batch_encode_plus(
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lines,
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add_special_tokens=True,
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truncation=True,
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padding='max_length',
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max_length=
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return_tensors="pt"
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)
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# 5. 執行批次推理
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results = classifier(lines)
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# 整理輸出資訊 (對應書中表 2-2)
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output = []
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for i, line in enumerate(lines):
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res = results[i]
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ids = batch_out['input_ids'][i].tolist()
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})
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return
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#
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if __name__ == "__main__":
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demo.launch()
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import torch
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from transformers import BertTokenizer, pipeline
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# 1. 安全金鑰與模型初始化
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hf_token = os.getenv("HF_TOKEN")
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model_name = "google-bert/bert-base-chinese"
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try:
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# 載入並擴充字典(實作書中 2.3.6 節)
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tokenizer = BertTokenizer.from_pretrained(model_name, token=hf_token)
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tokenizer.add_tokens(['明月', '裝飾', '窗子', '夢境']) # 創意擴充詞彙
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# 載入推理管線
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classifier = pipeline("sentiment-analysis", model="LiYuan/amazon-review-sentiment-analysis", token=hf_token)
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except Exception as e:
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tokenizer = None
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classifier = None
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def creative_nlp_lab(input_text):
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if not tokenizer or not classifier: return "系統初始化失敗,請檢查 Secret 設定。"
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lines = [line.strip() for line in input_text.split('\n') if line.strip()]
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if not lines: return "請輸入文字來開啟實驗!"
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# 2. 執行批次編碼(實作書中 2.3.5 節)
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batch_out = tokenizer.batch_encode_plus(
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lines,
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add_special_tokens=True,
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padding='max_length',
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max_length=15,
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truncation=True,
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return_tensors="pt"
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)
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results = classifier(lines)
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lab_reports = []
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for i, line in enumerate(lines):
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ids = batch_out['input_ids'][i].tolist()
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# 實作書中 decode 驗證功能
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tokens = [tokenizer.decode([idx]) for idx in ids if idx != 0]
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# 創意功能:詞元化視覺呈現
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visual_tokens = " | ".join(tokens)
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# 創意功能:語境風格分析(基於關鍵字與情緒)
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style = "現代散文"
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if "明月" in line or "窗" in line: style = "經典詩意"
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lab_reports.append({
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"🔬 實驗對象": line,
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"🎨 語境風格": style,
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"🎭 情感色彩": f"{results[i]['label']} (強度: {results[i]['score']:.2f})",
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"🧩 詞元拆解 (Tokens)": visual_tokens,
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"🔢 機器編碼 (Input IDs)": [idx for idx in ids if idx != 0]
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})
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return lab_reports
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# 3. 建立充滿創意的介面
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with gr.Blocks(theme=gr.themes.Soft()) as demo:
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gr.Markdown("# 🚀 Hugging Face 中文 NLP 創意實驗室")
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gr.Markdown("本實驗室基於《Hugging Face 自然語言處理實戰》架構,展示編碼器如何將感性的文字轉化為理性的數據。")
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with gr.Row():
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input_area = gr.Textbox(
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label="輸入靈感(支援多行批次輸入)",
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lines=4,
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placeholder="例如:\n明月裝飾了你的窗子\n這本書讓 AI 變得簡單"
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)
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run_btn = gr.Button("開始實驗", variant="primary")
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output_json = gr.JSON(label="實驗報告(實作書中表 2-2 數據架構)")
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run_btn.click(fn=creative_nlp_lab, inputs=input_area, outputs=output_json)
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gr.Examples(
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examples=[["明月裝飾了你的窗子\n你裝飾了別人的夢"], ["HuggingFace 工具集真的好用"]],
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inputs=input_area
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)
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if __name__ == "__main__":
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demo.launch()
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