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from request_llm.bridge_chatgpt import predict_no_ui |
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from toolbox import CatchException, report_execption, write_results_to_file, predict_no_ui_but_counting_down |
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import re |
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import unicodedata |
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fast_debug = False |
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def is_paragraph_break(match): |
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""" |
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根据给定的匹配结果来判断换行符是否表示段落分隔。 |
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如果换行符前为句子结束标志(句号,感叹号,问号),且下一个字符为大写字母,则换行符更有可能表示段落分隔。 |
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也可以根据之前的内容长度来判断段落是否已经足够长。 |
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""" |
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prev_char, next_char = match.groups() |
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sentence_endings = ".!?" |
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min_paragraph_length = 140 |
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if prev_char in sentence_endings and next_char.isupper() and len(match.string[:match.start(1)]) > min_paragraph_length: |
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return "\n\n" |
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else: |
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return " " |
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def normalize_text(text): |
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""" |
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通过把连字(ligatures)等文本特殊符号转换为其基本形式来对文本进行归一化处理。 |
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例如,将连字 "fi" 转换为 "f" 和 "i"。 |
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""" |
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normalized_text = unicodedata.normalize("NFKD", text) |
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cleaned_text = re.sub(r'[^\x00-\x7F]+', '', normalized_text) |
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return cleaned_text |
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def clean_text(raw_text): |
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""" |
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对从 PDF 提取出的原始文本进行清洗和格式化处理。 |
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1. 对原始文本进行归一化处理。 |
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2. 替换跨行的连词,例如 “Espe-\ncially” 转换为 “Especially”。 |
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3. 根据 heuristic 规则判断换行符是否是段落分隔,并相应地进行替换。 |
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""" |
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normalized_text = normalize_text(raw_text) |
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text = re.sub(r'(\w+-\n\w+)', lambda m: m.group(1).replace('-\n', ''), normalized_text) |
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newlines = re.compile(r'(\S)\n(\S)') |
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final_text = re.sub(newlines, lambda m: m.group(1) + is_paragraph_break(m) + m.group(2), text) |
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return final_text.strip() |
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def 解析PDF(file_manifest, project_folder, top_p, temperature, chatbot, history, systemPromptTxt): |
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import time, glob, os, fitz |
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print('begin analysis on:', file_manifest) |
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for index, fp in enumerate(file_manifest): |
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with fitz.open(fp) as doc: |
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file_content = "" |
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for page in doc: |
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file_content += page.get_text() |
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file_content = clean_text(file_content) |
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print(file_content) |
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prefix = "接下来请你逐文件分析下面的论文文件,概括其内容" if index==0 else "" |
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i_say = prefix + f'请对下面的文章片段用中文做一个概述,文件名是{os.path.relpath(fp, project_folder)},文章内容是 ```{file_content}```' |
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i_say_show_user = prefix + f'[{index}/{len(file_manifest)}] 请对下面的文章片段做一个概述: {os.path.abspath(fp)}' |
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chatbot.append((i_say_show_user, "[Local Message] waiting gpt response.")) |
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print('[1] yield chatbot, history') |
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yield chatbot, history, '正常' |
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if not fast_debug: |
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msg = '正常' |
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gpt_say = yield from predict_no_ui_but_counting_down(i_say, i_say_show_user, chatbot, top_p, temperature, history=[]) |
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print('[2] end gpt req') |
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chatbot[-1] = (i_say_show_user, gpt_say) |
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history.append(i_say_show_user); history.append(gpt_say) |
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print('[3] yield chatbot, history') |
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yield chatbot, history, msg |
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print('[4] next') |
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if not fast_debug: time.sleep(2) |
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all_file = ', '.join([os.path.relpath(fp, project_folder) for index, fp in enumerate(file_manifest)]) |
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i_say = f'根据以上你自己的分析,对全文进行概括,用学术性语言写一段中文摘要,然后再写一段英文摘要(包括{all_file})。' |
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chatbot.append((i_say, "[Local Message] waiting gpt response.")) |
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yield chatbot, history, '正常' |
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if not fast_debug: |
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msg = '正常' |
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gpt_say = yield from predict_no_ui_but_counting_down(i_say, i_say, chatbot, top_p, temperature, history=history) |
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chatbot[-1] = (i_say, gpt_say) |
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history.append(i_say); history.append(gpt_say) |
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yield chatbot, history, msg |
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res = write_results_to_file(history) |
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chatbot.append(("完成了吗?", res)) |
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yield chatbot, history, msg |
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@CatchException |
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def 批量总结PDF文档(txt, top_p, temperature, chatbot, history, systemPromptTxt, WEB_PORT): |
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import glob, os |
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chatbot.append([ |
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"函数插件功能?", |
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"批量总结PDF文档。函数插件贡献者: ValeriaWong,Eralien"]) |
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yield chatbot, history, '正常' |
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try: |
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import fitz |
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except: |
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report_execption(chatbot, history, |
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a = f"解析项目: {txt}", |
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b = f"导入软件依赖失败。使用该模块需要额外依赖,安装方法```pip install --upgrade pymupdf```。") |
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yield chatbot, history, '正常' |
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return |
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history = [] |
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if os.path.exists(txt): |
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project_folder = txt |
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else: |
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if txt == "": txt = '空空如也的输入栏' |
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report_execption(chatbot, history, a = f"解析项目: {txt}", b = f"找不到本地项目或无权访问: {txt}") |
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yield chatbot, history, '正常' |
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return |
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file_manifest = [f for f in glob.glob(f'{project_folder}/**/*.pdf', recursive=True)] |
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if len(file_manifest) == 0: |
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report_execption(chatbot, history, a = f"解析项目: {txt}", b = f"找不到任何.tex或.pdf文件: {txt}") |
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yield chatbot, history, '正常' |
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return |
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yield from 解析PDF(file_manifest, project_folder, top_p, temperature, chatbot, history, systemPromptTxt) |
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