And we need to understand that files include images, PDFs, excel or word documents, and many more. There are many use cases for a file scraper and StackOverflow is full of developers looking for answers on how to download files with puppeteer. If this project sounds as exciting as it sounds to me, let us get going! Why download file with Puppeteer?
Create a working file downloading scraper using node and Puppeteerīy the end of this article, you will have acquired both the theoretical and practical skills that a developer needs to build a file scraper. Have a solid understanding of how Puppeteer handles downloads. There are two goals I want us to touch today: In this article, we are going to discuss file downloads in Puppeteer. But it isn’t well documented by the Puppeteer documentation.įortunately, we’ll take care of it together. This is, indeed, a recurring task in the scraping community. And you definitely came across a task that required you to download file with Puppeteer. Tells Puppeteer to not download during installation.Ĭan be overridden by PUPPETEER_SKIP_DOWNLOAD.ĭefines the directory to be used by Puppeteer for creating temporary files.If you are into web scraping and you’re using Node JS, then you most likely heard of Puppeteer. Tells Puppeteer to log at the given level. Specifies an executable path to be used in puppeteer.launch.Ĭan be overridden by PUPPETEER_EXECUTABLE_PATH.ĭefines experimental options for Puppeteer. Specifies the path for the downloads folder.Ĭan be overridden by PUPPETEER_DOWNLOAD_PATH. Specifies the URL prefix that is used to download the browser.Ĭan be overridden by PUPPETEER_DOWNLOAD_BASE_URL. 
Specifies which browser you'd like Puppeteer to use. Path.join(os.homedir(), '.cache', 'puppeteer') See puppeteer.launch on how executable path is inferred.ĭefines the directory to be used by Puppeteer for caching.Ĭan be overridden by PUPPETEER_CACHE_DIR. Specifies a certain version of the browser you'd like Puppeteer to use.Ĭan be overridden by PUPPETEER_BROWSER_REVISION.
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