5 PDF\Word 5.1 读取PDF文件 对于pdf文件而言,如果要对文档操作(比如合并、筛选、删除页面等),建议使用的工具包: PyPDF2, http://mstamy2.github.io/PyPDF2...pdf解密工具推荐: http://freemypdf.com/ https://smallpdf.com/unlock-pdf 这里举例说明PyPDF2的用法,筛选奇数页面并保存为新文档。...(file_in,'rb') # 读取pdf文档信息 pdfReader = PyPDF2.PdfFileReader(f_in) # pdf文件页面数 page_cnt = pdfReader.getNumPages...1iGU5vjDrwGzBswbxsC714Q 提取码: sjgz 更多参考 https://pandas.pydata.org/pandas-docs/stable/user_guide/io.html Automate...the Boring Stuff with Python: Practical Programming for Total Beginners 附PDF文件转字符串的函数 # ref: https:/
英文 | https://python.plainenglish.io/10-python-scripts-to-automate-your-daily-task-de1496fdf64a | Haider...# Create Audiobooks # pip install gTTS # pip install PyPDF2 from PyPDF2 import PdfFileReader as reader...该脚本使用 PyPDF4 模块,它是 PyPDF2 的升级版本,下面我编写了 Parse Text、Remove pages 等常用功能。...page.extractText()) # Remove Page from PDF def remove_page(pdf_file, page_numbers): filer = PyPDF4.PdfReader...# Automate Stackoverflow # pip install howdoi # Get Answers in CMD #example 1 > howdoi how do i install
# Create Audiobooks # pip install gTTS # pip install PyPDF2 from PyPDF2 import PdfFileReader as reader...该脚本使用 PyPDF4 模块,它是 PyPDF2 的升级版本,下面我编写了 Parse Text、Remove pages 等常用功能。...page.extractText()) # Remove Page from PDF def remove_page(pdf_file, page_numbers): filer = PyPDF4.PdfReader...# Automate Stackoverflow # pip install howdoi # Get Answers in CMD #example 1 > howdoi how do i install...# Automate Mobile Phones # pip install opencv-python import subprocess def main_adb(cm): p = subprocess.Popen
# 创建有声读物 # pip install gTTS # pip install PyPDF2 from PyPDF2 import PdfFileReader as reader from gtts...该脚本使用PyPDF4模块,它是PyPDF2的升级版本,下面我编写了Parse Text、Remove pages等常用功能。...print(page.extractText()) # 从 PDF 中删除页面 def remove_page(pdf_file, page_numbers): filer = PyPDF4.PdfReader...# Automate Stackoverflow # pip install howdoi # Get Answers in CMD #example 1 > howdoi how do i install
•使用PyPDF2进行文本提取:利用PyPDF2工具从上传的PDF文档中有效地提取文本内容,确保提取的准确性。...安装所需依赖 pip install langchain qdrant-client huggingface_hub sentence-transformers PyPDF2 cohere chainlit...让我们分解一下关键组成部分和功能: 库和导入 •代码导入了几个库,如Langchain模块,Chainlit,PyPDF2,BytesIO,os和ConfigParser。...f"Processing `{file.name}`…") await msg.send() 读取pdf pdf_stream = BytesIO(file.content) pdf = PyPDF2.PdfReader...ensemble_retriever, ) 创建一个使用chroma向量存储的chain chain = RetrievalQA.from_chain_type( llm = llm, chain_type="stuff
上传PDF并阅读 上传PDF 使用PyPDF2库的PdfReader读取PDF文件 根据标记数量使用RecursiveCharacterTextSplitter拆分成块 from PyPDF2 import...PdfReader def get_pdf_text(): uploaded_file = st.file_uploader( label='Upload your PDF here...', type='pdf' ) if uploaded_file: pdf_reader = PdfReader(uploaded_file)...search_kwargs={"k":10} ) return RetrievalQA.from_chain_type( llm=llm, chain_type="stuff...input_variables=["context", "question"] ) qa = RetrievalQA.from_chain_type( llm=llm chain_type="stuff