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Update app.py
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app.py
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!pip install pysrt
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import google.generativeai as genai
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import pysrt
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import re
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import os
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import csv
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from google.colab import files
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# 1. 配置 Gemini API - 使用者輸入金鑰
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while True:
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api_key = input("請輸入您的 Google Gemini API 金鑰: ")
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if api_key:
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try:
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genai.configure(api_key=api_key)
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model = genai.GenerativeModel('gemini-1.5-flash') # 測試金鑰是否正確
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print("API 設定完成!")
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break
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except Exception as e:
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print(f"API 金鑰錯誤,請重新輸入: {e}")
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else:
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print("請輸入 API 金鑰")
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# 解析 SRT 檔案
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def parse_srt(srt_path):
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try:
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subs = pysrt.open(srt_path, encoding='utf-8')
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srt_data = {}
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for sub in subs:
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srt_data[sub.index] = {"time": str(sub.start) + " --> " + str(sub.end), "text": sub.text}
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return srt_data
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except Exception as e:
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print(f"解析字幕檔案錯誤: {e}")
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return None
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# 2. 使用者介面上傳逐字稿檔案
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print("請上傳逐字稿檔案 (TXT 格式)")
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uploaded_transcript_file = files.upload()
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if uploaded_transcript_file:
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test_transcript_file = list(uploaded_transcript_file.keys())[0]
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else:
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print("沒有上傳任何檔案,請重新執行")
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exit()
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# 檢查測試用逐字稿檔案是否存在
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if not os.path.exists(test_transcript_file):
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print(f"錯誤: 找不到逐字稿檔案: {test_transcript_file},請確認您已上傳該檔案")
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else:
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with open(test_transcript_file, 'r', encoding='utf-8') as f:
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transcript_content = f.read()
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# 預處理逐字稿
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def preprocess_transcript(transcript):
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# 移除 SSML 標籤
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transcript = re.sub(r'<[^>]*?>', '', transcript)
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# 移除多個連續空格
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transcript = re.sub(r'\s+', ' ', transcript)
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# 移除所有換行符號
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transcript = transcript.replace('\n','')
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# 移除文字前後的空白
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transcript = transcript.strip()
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return transcript
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# 使用預處理函數處理逐字稿
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transcript_content = preprocess_transcript(transcript_content)
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# 3. 使用者介面上傳口語稿檔案
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print("請上傳口語稿檔案 (SRT 格式)")
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uploaded_oral_file = files.upload()
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if uploaded_oral_file:
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test_srt_file = list(uploaded_oral_file.keys())[0]
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else:
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print("沒有上傳任何檔案,請重新執行")
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exit()
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# 檢查測試用 srt 檔案是否存在
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if not os.path.exists(test_srt_file):
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print(f"錯誤: 找不到口語稿檔案: {test_srt_file},請確認您已上傳該檔案")
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else:
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srt_data = parse_srt(test_srt_file)
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if srt_data is None:
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print("錯誤: 解析口語稿檔案失敗,請確認檔案內容")
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else:
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# 4. 使用者介面輸入批次大小
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while True:
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try:
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batch_size = int(input("請輸入批次大小 (請輸入整數): "))
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if batch_size > 0:
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break
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else:
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print("錯誤:批次大小必須是正整數。")
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except ValueError:
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print("錯誤:請輸入有效的整數。")
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# 儲存所有報告
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all_reports = []
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# 處理每個批次
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keys = list(srt_data.keys()) # 取得編號
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for i in range(0, len(keys), batch_size):
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batch_keys = keys[i:i + batch_size]
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batch_data = {key: srt_data[key] for key in batch_keys} # 取得該批次的資料
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subtitle_content = "\n".join([f"編號{index}:{data['text']}" for index, data in batch_data.items()])
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prompt = (
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"請扮演一位專業的文字編輯,比對以下字幕檔和逐字稿,並以逐字稿的內容為準,修正字幕檔中因語音轉文字造成的錯別字、漏字、多字和詞語誤用等問題,請勿修改語氣和修辭,直接輸出修正後的字幕檔。\n"
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"接著,請將**當前批次**所有修改的內容整理成一個修改清單,並放在所有字幕內容之後。\n"
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"請使用以下格式輸出修改清單: \n"
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"編號: 原文: 修正後\n"
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"請使用 `<<<分隔符號>>>` 來分隔字幕與修改清單。\n"
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"請按照以下步驟進行:\n"
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"1. 比對字幕檔和逐字稿。\n"
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"2. 以逐字稿的內容為準,修正字幕檔中因語音轉文字造成的錯別字、漏字、多字和詞語誤用、以及標點���號漏缺等問題。\n"
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"3. 必須嚴格保持原始字幕的時間戳和斷句結構,不要拆分或合併任何段落,不要新增或移除任何字幕段落,直接輸出修正後的字幕檔。\n"
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"4. 讀取整份逐字稿時,請忽略SSML標籤,直接比對文字與標點符號,請勿修改任何語義。\n"
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"字幕檔內容:\n"
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f"{subtitle_content}\n\n"
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"逐字稿內容:\n"
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f"{transcript_content}\n\n"
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)
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try:
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model = genai.GenerativeModel('gemini-1.5-flash')
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response = model.generate_content(prompt)
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corrected_subtitle = response.text
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print(f"第 {i // batch_size + 1} 批次 Gemini 模型的回應:")
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print(corrected_subtitle)
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# 使用 re.split 分割字幕和報告
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parts = re.split(r'<<<分隔符號>>>', corrected_subtitle, maxsplit=1) # 只分割一次
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corrected_lines = parts[0].split('\n') # 取得字幕文字
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report = ""
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if len(parts) > 1:
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report = parts[1] # 取得修改清單文字
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report_lines = report.strip().split('\n')
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all_reports.extend(report_lines)
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for line in corrected_lines:
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match = re.match(r'編號(\d+):(.*)', line)
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if match:
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index = int(match.group(1))
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corrected_text = match.group(2).strip()
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srt_data[index]['text'] = corrected_text
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except Exception as e:
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print(f"第 {i // batch_size + 1} 批次修正過程失敗:{e}")
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# 寫回 SRT 檔案
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new_subs = [] # 將 new_subs = [] 移到此
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for index, data in srt_data.items():
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time_str = data['time']
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start_str, end_str = time_str.split(" --> ")
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start = pysrt.srtitem.SubRipTime.from_string(start_str)
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end = pysrt.srtitem.SubRipTime.from_string(end_str)
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new_subs.append(pysrt.SubRipItem(index=index, start=start, end=end, text=data['text']))
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# 將 new_subs 轉換為 SubRipFile 物件
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new_srt = pysrt.SubRipFile(items=new_subs)
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corrected_file_name = "corrected_subtitle.srt"
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new_srt.save(corrected_file_name, encoding='utf-8')
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files.download(corrected_file_name)
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# 合併修改清單並下載
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report_text = "\n".join(all_reports)
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report_file_name = "report.txt"
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with open(report_file_name, 'w', encoding='utf-8') as f:
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f.write(report_text)
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files.download(report_file_name)
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