首先下载pdfminer3k:https://pypi.python.org/pypi/pdfminer3k;然后安装pdfminer,将下载好的pdfminer3k解压到D:或其他合适的盘符,通过win+r打开运行窗口,输入cmd;输入D:切换到D盘,cd pdfminer3k(pdf解压的文件夹),输入setup.py install安装软件。 解析pdf文件用到的类 PDFParser:从一个文件中获取数据 PDFDocumen...
req = requests.get(url_file, headers=send_headers) # 通过访问互联网得到文件内容 bytes_io = io.BytesIO(req.content) # 转换为字节流 with open(r'{}/{}.pdf'.format(dir_name, pro_name), 'wb') as file: file.write(bytes_io.getvalue()) # 保存到本地 print('{}已保存...'.format(p...
从pdf中读取表格数据 使用Pdf中的Table数据,我们可以使用Tabula-py,示例代码如下: import tabula # readinf the PDF file that contain Table Data # you can find find the pdf file with complete code in below # read_pdf will save the pdf table into Pandas Dataframe df = tabula.read_pdf("offense...
读取PDF非常简单,直接使用PdfFileReader这个类,先来看看这个类的参数 class PdfFileReader(object): """ Initializes a PdfFileReader object. This operation can take some time, as the PDF stream's cross-reference tables are read into memory. :param stream: A File object or an object that supports t...
read() >>> baconFile.close() >>> print(content) Hello, world! Bacon is not a vegetable. 首先,我们以写模式打开bacon.txt。由于还没有一个bacon.txt,Python 创建了一个。在打开的文件上调用write()并向write()传递字符串参数'Hello, world! /n'将字符串写入文件并返回写入的字符数,包括换行符。
getPage() --snip-- File "C:\Python34\lib\site-packages\PyPDF2\pdf.py", line 1173, in getObject raise utils.PdfReadError("file has not been decrypted") PyPDF2.utils.PdfReadError: file has not been decrypted >>> pdfReader = PyPDF2.PdfFileReader(open('encrypted.pdf', 'rb')) >>...
print(pdf_reader.getPage(0))#PyPDF2.utils.PdfReadError: file has not been decrypted 文件还没有解锁 会提示出现错误。 此时调用decrypt方法,输入口令,再读取就可以啦。 print(pdf_reader.decrypt('rosebud'))#rosebud==正确口令显示1,其他显示0page_obj = pdf_reader.getPage(0)#这样才能正确读取print(...
一、read方法 特点:读取整个文件,将文件内容放到一个字符串变量中。 缺点:如果文件非常大,尤其是大于内存时,无法使用read()方法。 file =open('部门同事联系方式.txt','r')# 创建的这个文件,是一个可迭代对象try: text = file.read()# 结果为str类型print(type(text))#打印text的类型print(text)finally: ...
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,PdfFileReaderfunction is used to read the object that holds the path of a pdf file. Also, it offers few more arguments that can be passed. PyPDF2.PdfFileReader( stream, strict=True, warndest=None, overwriteWarnings=True ) Here is the explanation of all four arguments: ...