pdftotext

struct.error: unpack requires a string argument of length 16

由 我们两清 提交于 2019-12-22 04:43:19
问题 While processing a PDF file (2.pdf) with pdfminer (pdf2txt.py) I received the following error: pdf2txt.py 2.pdf Traceback (most recent call last): File "/usr/local/bin/pdf2txt.py", line 115, in <module> if __name__ == '__main__': sys.exit(main(sys.argv)) File "/usr/local/bin/pdf2txt.py", line 109, in main interpreter.process_page(page) File "/usr/local/lib/python2.7/dist-packages/pdfminer/pdfinterp.py", line 832, in process_page self.render_contents(page.resources, page.contents, ctm=ctm)

How to extract table data from PDF as CSV from the command line?

由 家住魔仙堡 提交于 2019-12-20 11:56:26
问题 I want to extract all rows from here while ignoring the column headers as well as all page headers, i.e. Supported Devices . pdftotext -layout DAC06E7D1302B790429AF6E84696FCFAB20B.pdf - \ | sed '$d' \ | sed -r 's/ +/,/g; s/ //g' \ > output.csv The resulting file should be in CSV spreadsheet format (comma separated value fields). In other words, I want to improve the above command so that the output doesn't brake at all. Any ideas? 回答1: I'll offer you another solution as well. While in this

Use R to convert PDF files to text files for text mining

由 廉价感情. 提交于 2019-12-18 10:24:31
问题 I have nearly one thousand pdf journal articles in a folder. I need to text mine on all article's abstracts from the whole folder. Now I am doing the following: dest <- "~/A1.pdf" # set path to pdftotxt.exe and convert pdf to text exe <- "C:/Program Files (x86)/xpdfbin-win-3.03/bin32/pdftotext.exe" system(paste("\"", exe, "\" \"", dest, "\"", sep = ""), wait = F) # get txt-file name and open it filetxt <- sub(".pdf", ".txt", dest) shell.exec(filetxt) By this, I am converting one pdf file to

How to wait for a stream to finish piping? (Nodejs)

由 拈花ヽ惹草 提交于 2019-12-17 23:05:27
问题 I have a for loop array of promises, so I used Promise.all to go through them and called then afterwards. let promises = []; promises.push(promise1); promises.push(promise2); promises.push(promise3); Promise.all(promises).then((responses) => { for (let i = 0; i < promises.length; i++) { if (promise.property === something) { //do something } else { let file = fs.createWriteStream('./hello.pdf'); let stream = responses[i].pipe(file); /* I WANT THE PIPING AND THE FOLLOWING CODE TO RUN BEFORE

Solr Index PDF documents and post them to a remote server

由 笑着哭i 提交于 2019-12-11 05:06:50
问题 Hi I am a naive user when it come to Solr. Please guide me on the following hurdles. 1) Solr Index PDF documents Solution tried I used tika-app 0.9.jar to extract the content from the Input PDF files to text file. Now I am trying to write a java code to index the documents to Solr. 2) Post them to a remote server I need to post either the documents or the index to a central remote server. Can curl command be used for this. Regards Balaji. 回答1: 1) Solr Index PDF documents - I believe Solr does

Read PDF in Python and convert to text in PDF

由 荒凉一梦 提交于 2019-12-11 03:26:22
问题 I have used this code to convert pdf to text. input1 = '//Home//Sai Krishna Dubagunta.pdf' output = '//Home//Me.txt' os.system(("pdftotext %s %s") %( input1, output)) I have created the Home directory and pasted the source file in it. The output I get is 1 And no file with .txt was created. Where is the Problem? 回答1: Your expression ("pdftotext %s %s") %( input1, output) will translate to pdftotext //Home//Sai Krishna Dubagunta.pdf //Home//Me.txt which means that the first parameter passed to

calling pdftotext from python script not working when I change from local machine to my webhosting

由 ￡可爱￡侵袭症＋ 提交于 2019-12-10 15:39:47
问题 I wrote a small python script to parse/extract info from a PDF. I tested it on my local machine, I have python 2.6.2 and pdftotext version 0.12.4. I am trying to run this on my webhosting server (dreamhost). It has python version 2.5.2 and pdftotext version 3.02. But when I try to run the script I get the following error at the pdftotext line ( I have checked it with a simple throw away script as well) "Error: Couldn't open file '-'" def ConvertPDFToText(currentPDF): pdfData = currentPDF.read

How to execute xpdf (pdftotext.exe) on shared drive?

由 本秂侑毒 提交于 2019-12-10 14:09:52
问题 im trying to parse pdf to text via PHP and XPDF (pdftotext.exe). On my localhost everythings works well, but when im trying to move everything on server, im getting into troubles. First of all i checked some settings on server and safe_mode is off , exec is not disabled and permissions are rwxrwxrwx . Then im trying this $command = "\\\\149.223.22.11\\cae\\04_Knowledge-base\\tools\\pdftotext.exe -enc UTF-8 ". $fileName . " \\\\149.223.22.11\\cae\\04_Knowledge-base\\output.txt"; $result = exec

cannot install pdftotext on windows because of poppler

由 。_饼干妹妹 提交于 2019-12-08 19:25:31
I am trying to install pdftotext on windows: pip install pdftotext It failed originally because of lack of MS visual studio (now installed) and now it fails with a poppler problem. I have downloaded poppler and it is installed in C:\Program Files (x86)\poppler my path includes this directory. The install fails with an error I cannot find the file poppler-cpp.lib in Program Files (x86) I know that installing poppler is problematic and there are many questions on the web relating to it and one seems to be my problem exactly (mark on 19 July 2018), but no solution seems to have been offered. I

cannot install pdftotext on windows because of poppler

由 萝らか妹 提交于 2019-12-08 07:54:20
问题 I am trying to install pdftotext on windows: pip install pdftotext It failed originally because of lack of MS visual studio (now installed) and now it fails with a poppler problem. I have downloaded poppler and it is installed in C:\Program Files (x86)\poppler my path includes this directory. The install fails with an error I cannot find the file poppler-cpp.lib in Program Files (x86) I know that installing poppler is problematic and there are many questions on the web relating to it and one
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